1999829530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{6841}}^1$

素因数の和:6943

約数の個数: 64

約数和(自身を含む): 3972519936

約数和(自身を除く): 1972690406

約数列:

[1, 2, 5, 10, 23, 31, 41, 46, 62, 82, 115, 155, 205, 230, 310, 410, 713, 943, 1271, 1426, 1886, 2542, 3565, 4715, 6355, 6841, 7130, 9430, 12710, 13682, 29233, 34205, 58466, 68410, 146165, 157343, 212071, 280481, 292330, 314686, 424142, 560962, 786715, 1060355, 1402405, 1573430, 2120710, 2804810, 4877633, 6451063, 8694911, 9755266, 12902126, 17389822, 24388165, 32255315, 43474555, 48776330, 64510630, 86949110, 199982953, 399965906, 999914765, 1999829530]

約数ペア:

[(1, 1999829530), (2, 999914765), (5, 399965906), (10, 199982953), (23, 86949110), (31, 64510630), (41, 48776330), (46, 43474555), (62, 32255315), (82, 24388165), (115, 17389822), (155, 12902126), (205, 9755266), (230, 8694911), (310, 6451063), (410, 4877633), (713, 2804810), (943, 2120710), (1271, 1573430), (1426, 1402405), (1886, 1060355), (2542, 786715), (3565, 560962), (4715, 424142), (6355, 314686), (6841, 292330), (7130, 280481), (9430, 212071), (12710, 157343), (13682, 146165), (29233, 68410), (34205, 58466)]