10279720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 25712640

約数和(自身を除く): 15432920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 383, 440, 488, 610, 671, 766, 1220, 1342, 1532, 1915, 2440, 2684, 3064, 3355, 3830, 4213, 5368, 6710, 7660, 8426, 13420, 15320, 16852, 21065, 23363, 26840, 33704, 42130, 46726, 84260, 93452, 116815, 168520, 186904, 233630, 256993, 467260, 513986, 934520, 1027972, 1284965, 2055944, 2569930, 5139860, 10279720]

約数ペア:

[(1, 10279720), (2, 5139860), (4, 2569930), (5, 2055944), (8, 1284965), (10, 1027972), (11, 934520), (20, 513986), (22, 467260), (40, 256993), (44, 233630), (55, 186904), (61, 168520), (88, 116815), (110, 93452), (122, 84260), (220, 46726), (244, 42130), (305, 33704), (383, 26840), (440, 23363), (488, 21065), (610, 16852), (671, 15320), (766, 13420), (1220, 8426), (1342, 7660), (1532, 6710), (1915, 5368), (2440, 4213), (2684, 3830), (3064, 3355)]