40424280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25913}}^1$

素因数の和:25940

約数の個数: 64

約数和(自身を含む): 130606560

約数和(自身を除く): 90182280

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, 25913, 51826, 77739, 103652, 129565, 155478, 207304, 259130, 310956, 336869, 388695, 518260, 621912, 673738, 777390, 1010607, 1036520, 1347476, 1554780, 1684345, 2021214, 2694952, 3109560, 3368690, 4042428, 5053035, 6737380, 8084856, 10106070, 13474760, 20212140, 40424280]

約数ペア:

[(1, 40424280), (2, 20212140), (3, 13474760), (4, 10106070), (5, 8084856), (6, 6737380), (8, 5053035), (10, 4042428), (12, 3368690), (13, 3109560), (15, 2694952), (20, 2021214), (24, 1684345), (26, 1554780), (30, 1347476), (39, 1036520), (40, 1010607), (52, 777390), (60, 673738), (65, 621912), (78, 518260), (104, 388695), (120, 336869), (130, 310956), (156, 259130), (195, 207304), (260, 155478), (312, 129565), (390, 103652), (520, 77739), (780, 51826), (1560, 25913)]