40871268

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 108815616

約数和(自身を除く): 67944348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 53, 62, 93, 106, 124, 159, 186, 212, 279, 318, 372, 477, 558, 636, 691, 954, 1116, 1382, 1643, 1908, 2073, 2764, 3286, 4146, 4929, 6219, 6572, 8292, 9858, 12438, 14787, 19716, 21421, 24876, 29574, 36623, 42842, 59148, 64263, 73246, 85684, 109869, 128526, 146492, 192789, 219738, 257052, 329607, 385578, 439476, 659214, 771156, 1135313, 1318428, 2270626, 3405939, 4541252, 6811878, 10217817, 13623756, 20435634, 40871268]

約数ペア:

[(1, 40871268), (2, 20435634), (3, 13623756), (4, 10217817), (6, 6811878), (9, 4541252), (12, 3405939), (18, 2270626), (31, 1318428), (36, 1135313), (53, 771156), (62, 659214), (93, 439476), (106, 385578), (124, 329607), (159, 257052), (186, 219738), (212, 192789), (279, 146492), (318, 128526), (372, 109869), (477, 85684), (558, 73246), (636, 64263), (691, 59148), (954, 42842), (1116, 36623), (1382, 29574), (1643, 24876), (1908, 21421), (2073, 19716), (2764, 14787), (3286, 12438), (4146, 9858), (4929, 8292), (6219, 6572)]