19286960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 58281984

約数和(自身を除く): 38995024

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 101, 110, 112, 124, 140, 154, 155, 176, 202, 217, 220, 248, 280, 308, 310, 341, 385, 404, 434, 440, 496, 505, 560, 616, 620, 682, 707, 770, 808, 868, 880, 1010, 1085, 1111, 1232, 1240, 1364, 1414, 1540, 1616, 1705, 1736, 2020, 2170, 2222, 2387, 2480, 2728, 2828, 3080, 3131, 3410, 3472, 3535, 4040, 4340, 4444, 4774, 5456, 5555, 5656, 6160, 6262, 6820, 7070, 7777, 8080, 8680, 8888, 9548, 11110, 11312, 11935, 12524, 13640, 14140, 15554, 15655, 17360, 17776, 19096, 21917, 22220, 23870, 25048, 27280, 28280, 31108, 31310, 34441, 38192, 38885, 43834, 44440, 47740, 50096, 56560, 62216, 62620, 68882, 77770, 87668, 88880, 95480, 109585, 124432, 125240, 137764, 155540, 172205, 175336, 190960, 219170, 241087, 250480, 275528, 311080, 344410, 350672, 438340, 482174, 551056, 622160, 688820, 876680, 964348, 1205435, 1377640, 1753360, 1928696, 2410870, 2755280, 3857392, 4821740, 9643480, 19286960]

約数ペア:

[(1, 19286960), (2, 9643480), (4, 4821740), (5, 3857392), (7, 2755280), (8, 2410870), (10, 1928696), (11, 1753360), (14, 1377640), (16, 1205435), (20, 964348), (22, 876680), (28, 688820), (31, 622160), (35, 551056), (40, 482174), (44, 438340), (55, 350672), (56, 344410), (62, 311080), (70, 275528), (77, 250480), (80, 241087), (88, 219170), (101, 190960), (110, 175336), (112, 172205), (124, 155540), (140, 137764), (154, 125240), (155, 124432), (176, 109585), (202, 95480), (217, 88880), (220, 87668), (248, 77770), (280, 68882), (308, 62620), (310, 62216), (341, 56560), (385, 50096), (404, 47740), (434, 44440), (440, 43834), (496, 38885), (505, 38192), (560, 34441), (616, 31310), (620, 31108), (682, 28280), (707, 27280), (770, 25048), (808, 23870), (868, 22220), (880, 21917), (1010, 19096), (1085, 17776), (1111, 17360), (1232, 15655), (1240, 15554), (1364, 14140), (1414, 13640), (1540, 12524), (1616, 11935), (1705, 11312), (1736, 11110), (2020, 9548), (2170, 8888), (2222, 8680), (2387, 8080), (2480, 7777), (2728, 7070), (2828, 6820), (3080, 6262), (3131, 6160), (3410, 5656), (3472, 5555), (3535, 5456), (4040, 4774), (4340, 4444)]