11997960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7691}}^1$

素因数の和:7718

約数の個数: 64

約数和(自身を含む): 38767680

約数和(自身を除く): 26769720

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, 7691, 15382, 23073, 30764, 38455, 46146, 61528, 76910, 92292, 99983, 115365, 153820, 184584, 199966, 230730, 299949, 307640, 399932, 461460, 499915, 599898, 799864, 922920, 999830, 1199796, 1499745, 1999660, 2399592, 2999490, 3999320, 5998980, 11997960]

約数ペア:

[(1, 11997960), (2, 5998980), (3, 3999320), (4, 2999490), (5, 2399592), (6, 1999660), (8, 1499745), (10, 1199796), (12, 999830), (13, 922920), (15, 799864), (20, 599898), (24, 499915), (26, 461460), (30, 399932), (39, 307640), (40, 299949), (52, 230730), (60, 199966), (65, 184584), (78, 153820), (104, 115365), (120, 99983), (130, 92292), (156, 76910), (195, 61528), (260, 46146), (312, 38455), (390, 30764), (520, 23073), (780, 15382), (1560, 7691)]