2591190

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{457}}^1$

素因数の和:483

約数の個数: 80

約数和(自身を含む): 7980192

約数和(自身を除く): 5389002

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 457, 567, 630, 810, 914, 945, 1134, 1371, 1890, 2285, 2742, 2835, 3199, 4113, 4570, 5670, 6398, 6855, 8226, 9597, 12339, 13710, 15995, 19194, 20565, 24678, 28791, 31990, 37017, 41130, 47985, 57582, 61695, 74034, 86373, 95970, 123390, 143955, 172746, 185085, 259119, 287910, 370170, 431865, 518238, 863730, 1295595, 2591190]

約数ペア:

[(1, 2591190), (2, 1295595), (3, 863730), (5, 518238), (6, 431865), (7, 370170), (9, 287910), (10, 259119), (14, 185085), (15, 172746), (18, 143955), (21, 123390), (27, 95970), (30, 86373), (35, 74034), (42, 61695), (45, 57582), (54, 47985), (63, 41130), (70, 37017), (81, 31990), (90, 28791), (105, 24678), (126, 20565), (135, 19194), (162, 15995), (189, 13710), (210, 12339), (270, 9597), (315, 8226), (378, 6855), (405, 6398), (457, 5670), (567, 4570), (630, 4113), (810, 3199), (914, 2835), (945, 2742), (1134, 2285), (1371, 1890)]