7291960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 18194400

約数和(自身を除く): 10902440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 379, 481, 520, 740, 758, 962, 1480, 1516, 1895, 1924, 2405, 3032, 3790, 3848, 4810, 4927, 7580, 9620, 9854, 14023, 15160, 19240, 19708, 24635, 28046, 39416, 49270, 56092, 70115, 98540, 112184, 140230, 182299, 197080, 280460, 364598, 560920, 729196, 911495, 1458392, 1822990, 3645980, 7291960]

約数ペア:

[(1, 7291960), (2, 3645980), (4, 1822990), (5, 1458392), (8, 911495), (10, 729196), (13, 560920), (20, 364598), (26, 280460), (37, 197080), (40, 182299), (52, 140230), (65, 112184), (74, 98540), (104, 70115), (130, 56092), (148, 49270), (185, 39416), (260, 28046), (296, 24635), (370, 19708), (379, 19240), (481, 15160), (520, 14023), (740, 9854), (758, 9620), (962, 7580), (1480, 4927), (1516, 4810), (1895, 3848), (1924, 3790), (2405, 3032)]