401020830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{636541}}^1$

素因数の和:636561

約数の個数: 48

約数和(自身を含む): 1191606624

約数和(自身を除く): 790585794

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 636541, 1273082, 1909623, 3182705, 3819246, 4455787, 5728869, 6365410, 8911574, 9548115, 11457738, 13367361, 19096230, 22278935, 26734722, 28644345, 40102083, 44557870, 57288690, 66836805, 80204166, 133673610, 200510415, 401020830]

約数ペア:

[(1, 401020830), (2, 200510415), (3, 133673610), (5, 80204166), (6, 66836805), (7, 57288690), (9, 44557870), (10, 40102083), (14, 28644345), (15, 26734722), (18, 22278935), (21, 19096230), (30, 13367361), (35, 11457738), (42, 9548115), (45, 8911574), (63, 6365410), (70, 5728869), (90, 4455787), (105, 3819246), (126, 3182705), (210, 1909623), (315, 1273082), (630, 636541)]