23415420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 75575808

約数和(自身を除く): 52160388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 283, 394, 420, 566, 591, 788, 849, 985, 1132, 1182, 1379, 1415, 1698, 1970, 1981, 2364, 2758, 2830, 2955, 3396, 3940, 3962, 4137, 4245, 5516, 5660, 5910, 5943, 6895, 7924, 8274, 8490, 9905, 11820, 11886, 13790, 16548, 16980, 19810, 20685, 23772, 27580, 29715, 39620, 41370, 55751, 59430, 82740, 111502, 118860, 167253, 223004, 278755, 334506, 390257, 557510, 669012, 780514, 836265, 1115020, 1170771, 1561028, 1672530, 1951285, 2341542, 3345060, 3902570, 4683084, 5853855, 7805140, 11707710, 23415420]

約数ペア:

[(1, 23415420), (2, 11707710), (3, 7805140), (4, 5853855), (5, 4683084), (6, 3902570), (7, 3345060), (10, 2341542), (12, 1951285), (14, 1672530), (15, 1561028), (20, 1170771), (21, 1115020), (28, 836265), (30, 780514), (35, 669012), (42, 557510), (60, 390257), (70, 334506), (84, 278755), (105, 223004), (140, 167253), (197, 118860), (210, 111502), (283, 82740), (394, 59430), (420, 55751), (566, 41370), (591, 39620), (788, 29715), (849, 27580), (985, 23772), (1132, 20685), (1182, 19810), (1379, 16980), (1415, 16548), (1698, 13790), (1970, 11886), (1981, 11820), (2364, 9905), (2758, 8490), (2830, 8274), (2955, 7924), (3396, 6895), (3940, 5943), (3962, 5910), (4137, 5660), (4245, 5516)]