39285680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 109341216

約数和(自身を除く): 70055536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 73, 80, 112, 124, 140, 146, 155, 217, 248, 280, 292, 310, 365, 434, 496, 511, 560, 584, 620, 730, 868, 961, 1022, 1085, 1168, 1240, 1460, 1736, 1922, 2044, 2170, 2263, 2480, 2555, 2920, 3472, 3844, 4088, 4340, 4526, 4805, 5110, 5840, 6727, 7688, 8176, 8680, 9052, 9610, 10220, 11315, 13454, 15376, 15841, 17360, 18104, 19220, 20440, 22630, 26908, 31682, 33635, 36208, 38440, 40880, 45260, 53816, 63364, 67270, 70153, 76880, 79205, 90520, 107632, 126728, 134540, 140306, 158410, 181040, 253456, 269080, 280612, 316820, 350765, 491071, 538160, 561224, 633640, 701530, 982142, 1122448, 1267280, 1403060, 1964284, 2455355, 2806120, 3928568, 4910710, 5612240, 7857136, 9821420, 19642840, 39285680]

約数ペア:

[(1, 39285680), (2, 19642840), (4, 9821420), (5, 7857136), (7, 5612240), (8, 4910710), (10, 3928568), (14, 2806120), (16, 2455355), (20, 1964284), (28, 1403060), (31, 1267280), (35, 1122448), (40, 982142), (56, 701530), (62, 633640), (70, 561224), (73, 538160), (80, 491071), (112, 350765), (124, 316820), (140, 280612), (146, 269080), (155, 253456), (217, 181040), (248, 158410), (280, 140306), (292, 134540), (310, 126728), (365, 107632), (434, 90520), (496, 79205), (511, 76880), (560, 70153), (584, 67270), (620, 63364), (730, 53816), (868, 45260), (961, 40880), (1022, 38440), (1085, 36208), (1168, 33635), (1240, 31682), (1460, 26908), (1736, 22630), (1922, 20440), (2044, 19220), (2170, 18104), (2263, 17360), (2480, 15841), (2555, 15376), (2920, 13454), (3472, 11315), (3844, 10220), (4088, 9610), (4340, 9052), (4526, 8680), (4805, 8176), (5110, 7688), (5840, 6727)]