3457480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 8593200

約数和(自身を除く): 5135720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 109, 122, 130, 218, 244, 260, 305, 436, 488, 520, 545, 610, 793, 872, 1090, 1220, 1417, 1586, 2180, 2440, 2834, 3172, 3965, 4360, 5668, 6344, 6649, 7085, 7930, 11336, 13298, 14170, 15860, 26596, 28340, 31720, 33245, 53192, 56680, 66490, 86437, 132980, 172874, 265960, 345748, 432185, 691496, 864370, 1728740, 3457480]

約数ペア:

[(1, 3457480), (2, 1728740), (4, 864370), (5, 691496), (8, 432185), (10, 345748), (13, 265960), (20, 172874), (26, 132980), (40, 86437), (52, 66490), (61, 56680), (65, 53192), (104, 33245), (109, 31720), (122, 28340), (130, 26596), (218, 15860), (244, 14170), (260, 13298), (305, 11336), (436, 7930), (488, 7085), (520, 6649), (545, 6344), (610, 5668), (793, 4360), (872, 3965), (1090, 3172), (1220, 2834), (1417, 2440), (1586, 2180)]