40795280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26839}}^1$

素因数の和:26871

約数の個数: 40

約数和(自身を含む): 99844800

約数和(自身を除く): 59049520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 26839, 53678, 107356, 134195, 214712, 268390, 429424, 509941, 536780, 1019882, 1073560, 2039764, 2147120, 2549705, 4079528, 5099410, 8159056, 10198820, 20397640, 40795280]

約数ペア:

[(1, 40795280), (2, 20397640), (4, 10198820), (5, 8159056), (8, 5099410), (10, 4079528), (16, 2549705), (19, 2147120), (20, 2039764), (38, 1073560), (40, 1019882), (76, 536780), (80, 509941), (95, 429424), (152, 268390), (190, 214712), (304, 134195), (380, 107356), (760, 53678), (1520, 26839)]