23077840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 57853440

約数和(自身を除く): 34775600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 239, 272, 284, 340, 355, 478, 568, 680, 710, 956, 1136, 1195, 1207, 1360, 1420, 1912, 2390, 2414, 2840, 3824, 4063, 4780, 4828, 5680, 6035, 8126, 9560, 9656, 12070, 16252, 16969, 19120, 19312, 20315, 24140, 32504, 33938, 40630, 48280, 65008, 67876, 81260, 84845, 96560, 135752, 162520, 169690, 271504, 288473, 325040, 339380, 576946, 678760, 1153892, 1357520, 1442365, 2307784, 2884730, 4615568, 5769460, 11538920, 23077840]

約数ペア:

[(1, 23077840), (2, 11538920), (4, 5769460), (5, 4615568), (8, 2884730), (10, 2307784), (16, 1442365), (17, 1357520), (20, 1153892), (34, 678760), (40, 576946), (68, 339380), (71, 325040), (80, 288473), (85, 271504), (136, 169690), (142, 162520), (170, 135752), (239, 96560), (272, 84845), (284, 81260), (340, 67876), (355, 65008), (478, 48280), (568, 40630), (680, 33938), (710, 32504), (956, 24140), (1136, 20315), (1195, 19312), (1207, 19120), (1360, 16969), (1420, 16252), (1912, 12070), (2390, 9656), (2414, 9560), (2840, 8126), (3824, 6035), (4063, 5680), (4780, 4828)]