11920480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 33149088

約数和(自身を除く): 21228608

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 521, 572, 715, 880, 1040, 1042, 1144, 1430, 1760, 2080, 2084, 2288, 2605, 2860, 4168, 4576, 5210, 5720, 5731, 6773, 8336, 10420, 11440, 11462, 13546, 16672, 20840, 22880, 22924, 27092, 28655, 33865, 41680, 45848, 54184, 57310, 67730, 74503, 83360, 91696, 108368, 114620, 135460, 149006, 183392, 216736, 229240, 270920, 298012, 372515, 458480, 541840, 596024, 745030, 916960, 1083680, 1192048, 1490060, 2384096, 2980120, 5960240, 11920480]

約数ペア:

[(1, 11920480), (2, 5960240), (4, 2980120), (5, 2384096), (8, 1490060), (10, 1192048), (11, 1083680), (13, 916960), (16, 745030), (20, 596024), (22, 541840), (26, 458480), (32, 372515), (40, 298012), (44, 270920), (52, 229240), (55, 216736), (65, 183392), (80, 149006), (88, 135460), (104, 114620), (110, 108368), (130, 91696), (143, 83360), (160, 74503), (176, 67730), (208, 57310), (220, 54184), (260, 45848), (286, 41680), (352, 33865), (416, 28655), (440, 27092), (520, 22924), (521, 22880), (572, 20840), (715, 16672), (880, 13546), (1040, 11462), (1042, 11440), (1144, 10420), (1430, 8336), (1760, 6773), (2080, 5731), (2084, 5720), (2288, 5210), (2605, 4576), (2860, 4168)]