2017396880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{11173}}^1$

素因数の和:11284

約数の個数: 80

約数和(自身を含む): 4896625584

約数和(自身を除く): 2879228704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 296, 305, 370, 488, 592, 610, 740, 976, 1220, 1480, 2257, 2440, 2960, 4514, 4880, 9028, 11173, 11285, 18056, 22346, 22570, 36112, 44692, 45140, 55865, 89384, 90280, 111730, 178768, 180560, 223460, 413401, 446920, 681553, 826802, 893840, 1363106, 1653604, 2067005, 2726212, 3307208, 3407765, 4134010, 5452424, 6614416, 6815530, 8268020, 10904848, 13631060, 16536040, 25217461, 27262120, 33072080, 50434922, 54524240, 100869844, 126087305, 201739688, 252174610, 403479376, 504349220, 1008698440, 2017396880]

約数ペア:

[(1, 2017396880), (2, 1008698440), (4, 504349220), (5, 403479376), (8, 252174610), (10, 201739688), (16, 126087305), (20, 100869844), (37, 54524240), (40, 50434922), (61, 33072080), (74, 27262120), (80, 25217461), (122, 16536040), (148, 13631060), (185, 10904848), (244, 8268020), (296, 6815530), (305, 6614416), (370, 5452424), (488, 4134010), (592, 3407765), (610, 3307208), (740, 2726212), (976, 2067005), (1220, 1653604), (1480, 1363106), (2257, 893840), (2440, 826802), (2960, 681553), (4514, 446920), (4880, 413401), (9028, 223460), (11173, 180560), (11285, 178768), (18056, 111730), (22346, 90280), (22570, 89384), (36112, 55865), (44692, 45140)]