3790540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 8749440

約数和(自身を除く): 4958900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 239, 244, 260, 305, 478, 610, 793, 956, 1195, 1220, 1586, 2390, 3107, 3172, 3965, 4780, 6214, 7930, 12428, 14579, 15535, 15860, 29158, 31070, 58316, 62140, 72895, 145790, 189527, 291580, 379054, 758108, 947635, 1895270, 3790540]

約数ペア:

[(1, 3790540), (2, 1895270), (4, 947635), (5, 758108), (10, 379054), (13, 291580), (20, 189527), (26, 145790), (52, 72895), (61, 62140), (65, 58316), (122, 31070), (130, 29158), (239, 15860), (244, 15535), (260, 14579), (305, 12428), (478, 7930), (610, 6214), (793, 4780), (956, 3965), (1195, 3172), (1220, 3107), (1586, 2390)]