38811680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:802

約数の個数: 96

約数和(自身を含む): 102332160

約数和(自身を除く): 63520480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 544, 608, 646, 680, 751, 760, 1292, 1360, 1502, 1520, 1615, 2584, 2720, 3004, 3040, 3230, 3755, 5168, 6008, 6460, 7510, 10336, 12016, 12767, 12920, 14269, 15020, 24032, 25534, 25840, 28538, 30040, 51068, 51680, 57076, 60080, 63835, 71345, 102136, 114152, 120160, 127670, 142690, 204272, 228304, 242573, 255340, 285380, 408544, 456608, 485146, 510680, 570760, 970292, 1021360, 1141520, 1212865, 1940584, 2042720, 2283040, 2425730, 3881168, 4851460, 7762336, 9702920, 19405840, 38811680]

約数ペア:

[(1, 38811680), (2, 19405840), (4, 9702920), (5, 7762336), (8, 4851460), (10, 3881168), (16, 2425730), (17, 2283040), (19, 2042720), (20, 1940584), (32, 1212865), (34, 1141520), (38, 1021360), (40, 970292), (68, 570760), (76, 510680), (80, 485146), (85, 456608), (95, 408544), (136, 285380), (152, 255340), (160, 242573), (170, 228304), (190, 204272), (272, 142690), (304, 127670), (323, 120160), (340, 114152), (380, 102136), (544, 71345), (608, 63835), (646, 60080), (680, 57076), (751, 51680), (760, 51068), (1292, 30040), (1360, 28538), (1502, 25840), (1520, 25534), (1615, 24032), (2584, 15020), (2720, 14269), (3004, 12920), (3040, 12767), (3230, 12016), (3755, 10336), (5168, 7510), (6008, 6460)]