400004160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13441}}^1$

素因数の和:13492

約数の個数: 112

約数和(自身を含む): 1311078912

約数和(自身を除く): 911074752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 9920, 13441, 14880, 26882, 29760, 40323, 53764, 67205, 80646, 107528, 134410, 161292, 201615, 215056, 268820, 322584, 403230, 416671, 430112, 537640, 645168, 806460, 833342, 860224, 1075280, 1250013, 1290336, 1612920, 1666684, 2083355, 2150560, 2500026, 2580672, 3225840, 3333368, 4166710, 4301120, 5000052, 6250065, 6451680, 6666736, 8333420, 10000104, 12500130, 12903360, 13333472, 16666840, 20000208, 25000260, 26666944, 33333680, 40000416, 50000520, 66667360, 80000832, 100001040, 133334720, 200002080, 400004160]

約数ペア:

[(1, 400004160), (2, 200002080), (3, 133334720), (4, 100001040), (5, 80000832), (6, 66667360), (8, 50000520), (10, 40000416), (12, 33333680), (15, 26666944), (16, 25000260), (20, 20000208), (24, 16666840), (30, 13333472), (31, 12903360), (32, 12500130), (40, 10000104), (48, 8333420), (60, 6666736), (62, 6451680), (64, 6250065), (80, 5000052), (93, 4301120), (96, 4166710), (120, 3333368), (124, 3225840), (155, 2580672), (160, 2500026), (186, 2150560), (192, 2083355), (240, 1666684), (248, 1612920), (310, 1290336), (320, 1250013), (372, 1075280), (465, 860224), (480, 833342), (496, 806460), (620, 645168), (744, 537640), (930, 430112), (960, 416671), (992, 403230), (1240, 322584), (1488, 268820), (1860, 215056), (1984, 201615), (2480, 161292), (2976, 134410), (3720, 107528), (4960, 80646), (5952, 67205), (7440, 53764), (9920, 40323), (13441, 29760), (14880, 26882)]