4445156620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{40939}}^1$

素因数の和:41098

約数の個数: 48

約数和(自身を含む): 9594698400

約数和(自身を除く): 5149541780

約数列:

[1, 2, 4, 5, 10, 20, 61, 89, 122, 178, 244, 305, 356, 445, 610, 890, 1220, 1780, 5429, 10858, 21716, 27145, 40939, 54290, 81878, 108580, 163756, 204695, 409390, 818780, 2497279, 3643571, 4994558, 7287142, 9989116, 12486395, 14574284, 18217855, 24972790, 36435710, 49945580, 72871420, 222257831, 444515662, 889031324, 1111289155, 2222578310, 4445156620]

約数ペア:

[(1, 4445156620), (2, 2222578310), (4, 1111289155), (5, 889031324), (10, 444515662), (20, 222257831), (61, 72871420), (89, 49945580), (122, 36435710), (178, 24972790), (244, 18217855), (305, 14574284), (356, 12486395), (445, 9989116), (610, 7287142), (890, 4994558), (1220, 3643571), (1780, 2497279), (5429, 818780), (10858, 409390), (21716, 204695), (27145, 163756), (40939, 108580), (54290, 81878)]