20229301280

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{13033}}^1$

素因数の和:13246

約数の個数: 96

約数和(自身を含む): 48775834800

約数和(自身を除く): 28546533520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 109, 160, 178, 218, 356, 436, 445, 545, 712, 872, 890, 1090, 1424, 1744, 1780, 2180, 2848, 3488, 3560, 4360, 7120, 8720, 9701, 13033, 14240, 17440, 19402, 26066, 38804, 48505, 52132, 65165, 77608, 97010, 104264, 130330, 155216, 194020, 208528, 260660, 310432, 388040, 417056, 521320, 776080, 1042640, 1159937, 1420597, 1552160, 2085280, 2319874, 2841194, 4639748, 5682388, 5799685, 7102985, 9279496, 11364776, 11599370, 14205970, 18558992, 22729552, 23198740, 28411940, 37117984, 45459104, 46397480, 56823880, 92794960, 113647760, 126433133, 185589920, 227295520, 252866266, 505732532, 632165665, 1011465064, 1264331330, 2022930128, 2528662660, 4045860256, 5057325320, 10114650640, 20229301280]

約数ペア:

[(1, 20229301280), (2, 10114650640), (4, 5057325320), (5, 4045860256), (8, 2528662660), (10, 2022930128), (16, 1264331330), (20, 1011465064), (32, 632165665), (40, 505732532), (80, 252866266), (89, 227295520), (109, 185589920), (160, 126433133), (178, 113647760), (218, 92794960), (356, 56823880), (436, 46397480), (445, 45459104), (545, 37117984), (712, 28411940), (872, 23198740), (890, 22729552), (1090, 18558992), (1424, 14205970), (1744, 11599370), (1780, 11364776), (2180, 9279496), (2848, 7102985), (3488, 5799685), (3560, 5682388), (4360, 4639748), (7120, 2841194), (8720, 2319874), (9701, 2085280), (13033, 1552160), (14240, 1420597), (17440, 1159937), (19402, 1042640), (26066, 776080), (38804, 521320), (48505, 417056), (52132, 388040), (65165, 310432), (77608, 260660), (97010, 208528), (104264, 194020), (130330, 155216)]