28699320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18397}}^1$

素因数の和:18424

約数の個数: 64

約数和(自身を含む): 92725920

約数和(自身を除く): 64026600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 18397, 36794, 55191, 73588, 91985, 110382, 147176, 183970, 220764, 239161, 275955, 367940, 441528, 478322, 551910, 717483, 735880, 956644, 1103820, 1195805, 1434966, 1913288, 2207640, 2391610, 2869932, 3587415, 4783220, 5739864, 7174830, 9566440, 14349660, 28699320]

約数ペア:

[(1, 28699320), (2, 14349660), (3, 9566440), (4, 7174830), (5, 5739864), (6, 4783220), (8, 3587415), (10, 2869932), (12, 2391610), (13, 2207640), (15, 1913288), (20, 1434966), (24, 1195805), (26, 1103820), (30, 956644), (39, 735880), (40, 717483), (52, 551910), (60, 478322), (65, 441528), (78, 367940), (104, 275955), (120, 239161), (130, 220764), (156, 183970), (195, 147176), (260, 110382), (312, 91985), (390, 73588), (520, 55191), (780, 36794), (1560, 18397)]