40032470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 79280640

約数和(自身を除く): 39248170

約数列:

[1, 2, 5, 10, 29, 31, 58, 61, 62, 73, 122, 145, 146, 155, 290, 305, 310, 365, 610, 730, 899, 1769, 1798, 1891, 2117, 2263, 3538, 3782, 4234, 4453, 4495, 4526, 8845, 8906, 8990, 9455, 10585, 11315, 17690, 18910, 21170, 22265, 22630, 44530, 54839, 65627, 109678, 129137, 131254, 138043, 258274, 274195, 276086, 328135, 548390, 645685, 656270, 690215, 1291370, 1380430, 4003247, 8006494, 20016235, 40032470]

約数ペア:

[(1, 40032470), (2, 20016235), (5, 8006494), (10, 4003247), (29, 1380430), (31, 1291370), (58, 690215), (61, 656270), (62, 645685), (73, 548390), (122, 328135), (145, 276086), (146, 274195), (155, 258274), (290, 138043), (305, 131254), (310, 129137), (365, 109678), (610, 65627), (730, 54839), (899, 44530), (1769, 22630), (1798, 22265), (1891, 21170), (2117, 18910), (2263, 17690), (3538, 11315), (3782, 10585), (4234, 9455), (4453, 8990), (4495, 8906), (4526, 8845)]