40649940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4261}}^1$

素因数の和:4329

約数の個数: 72

約数和(自身を含む): 125660808

約数和(自身を除く): 85010868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4261, 4770, 8522, 9540, 12783, 17044, 21305, 25566, 38349, 42610, 51132, 63915, 76698, 85220, 127830, 153396, 191745, 225833, 255660, 383490, 451666, 677499, 766980, 903332, 1129165, 1354998, 2032497, 2258330, 2709996, 3387495, 4064994, 4516660, 6774990, 8129988, 10162485, 13549980, 20324970, 40649940]

約数ペア:

[(1, 40649940), (2, 20324970), (3, 13549980), (4, 10162485), (5, 8129988), (6, 6774990), (9, 4516660), (10, 4064994), (12, 3387495), (15, 2709996), (18, 2258330), (20, 2032497), (30, 1354998), (36, 1129165), (45, 903332), (53, 766980), (60, 677499), (90, 451666), (106, 383490), (159, 255660), (180, 225833), (212, 191745), (265, 153396), (318, 127830), (477, 85220), (530, 76698), (636, 63915), (795, 51132), (954, 42610), (1060, 38349), (1590, 25566), (1908, 21305), (2385, 17044), (3180, 12783), (4261, 9540), (4770, 8522)]