11615920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 28926720

約数和(自身を除く): 17310800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 59, 80, 92, 107, 115, 118, 184, 214, 230, 236, 295, 368, 428, 460, 472, 535, 590, 856, 920, 944, 1070, 1180, 1357, 1712, 1840, 2140, 2360, 2461, 2714, 4280, 4720, 4922, 5428, 6313, 6785, 8560, 9844, 10856, 12305, 12626, 13570, 19688, 21712, 24610, 25252, 27140, 31565, 39376, 49220, 50504, 54280, 63130, 98440, 101008, 108560, 126260, 145199, 196880, 252520, 290398, 505040, 580796, 725995, 1161592, 1451990, 2323184, 2903980, 5807960, 11615920]

約数ペア:

[(1, 11615920), (2, 5807960), (4, 2903980), (5, 2323184), (8, 1451990), (10, 1161592), (16, 725995), (20, 580796), (23, 505040), (40, 290398), (46, 252520), (59, 196880), (80, 145199), (92, 126260), (107, 108560), (115, 101008), (118, 98440), (184, 63130), (214, 54280), (230, 50504), (236, 49220), (295, 39376), (368, 31565), (428, 27140), (460, 25252), (472, 24610), (535, 21712), (590, 19688), (856, 13570), (920, 12626), (944, 12305), (1070, 10856), (1180, 9844), (1357, 8560), (1712, 6785), (1840, 6313), (2140, 5428), (2360, 4922), (2461, 4720), (2714, 4280)]