19847880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4241}}^1$

素因数の和:4271

約数の個数: 96

約数和(自身を含む): 69483960

約数和(自身を除く): 49636080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4241, 4680, 8482, 12723, 16964, 21205, 25446, 33928, 38169, 42410, 50892, 55133, 63615, 76338, 84820, 101784, 110266, 127230, 152676, 165399, 169640, 190845, 220532, 254460, 275665, 305352, 330798, 381690, 441064, 496197, 508920, 551330, 661596, 763380, 826995, 992394, 1102660, 1323192, 1526760, 1653990, 1984788, 2205320, 2480985, 3307980, 3969576, 4961970, 6615960, 9923940, 19847880]

約数ペア:

[(1, 19847880), (2, 9923940), (3, 6615960), (4, 4961970), (5, 3969576), (6, 3307980), (8, 2480985), (9, 2205320), (10, 1984788), (12, 1653990), (13, 1526760), (15, 1323192), (18, 1102660), (20, 992394), (24, 826995), (26, 763380), (30, 661596), (36, 551330), (39, 508920), (40, 496197), (45, 441064), (52, 381690), (60, 330798), (65, 305352), (72, 275665), (78, 254460), (90, 220532), (104, 190845), (117, 169640), (120, 165399), (130, 152676), (156, 127230), (180, 110266), (195, 101784), (234, 84820), (260, 76338), (312, 63615), (360, 55133), (390, 50892), (468, 42410), (520, 38169), (585, 33928), (780, 25446), (936, 21205), (1170, 16964), (1560, 12723), (2340, 8482), (4241, 4680)]