1881080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 64

約数和(自身を含む): 4596480

約数和(自身を除く): 2715400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 41, 62, 74, 82, 124, 148, 155, 164, 185, 205, 248, 296, 310, 328, 370, 410, 620, 740, 820, 1147, 1240, 1271, 1480, 1517, 1640, 2294, 2542, 3034, 4588, 5084, 5735, 6068, 6355, 7585, 9176, 10168, 11470, 12136, 12710, 15170, 22940, 25420, 30340, 45880, 47027, 50840, 60680, 94054, 188108, 235135, 376216, 470270, 940540, 1881080]

約数ペア:

[(1, 1881080), (2, 940540), (4, 470270), (5, 376216), (8, 235135), (10, 188108), (20, 94054), (31, 60680), (37, 50840), (40, 47027), (41, 45880), (62, 30340), (74, 25420), (82, 22940), (124, 15170), (148, 12710), (155, 12136), (164, 11470), (185, 10168), (205, 9176), (248, 7585), (296, 6355), (310, 6068), (328, 5735), (370, 5084), (410, 4588), (620, 3034), (740, 2542), (820, 2294), (1147, 1640), (1240, 1517), (1271, 1480)]