4511560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 10562940

約数和(自身を除く): 6051380

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 122, 172, 215, 244, 305, 344, 430, 488, 610, 860, 1220, 1720, 1849, 2440, 2623, 3698, 5246, 7396, 9245, 10492, 13115, 14792, 18490, 20984, 26230, 36980, 52460, 73960, 104920, 112789, 225578, 451156, 563945, 902312, 1127890, 2255780, 4511560]

約数ペア:

[(1, 4511560), (2, 2255780), (4, 1127890), (5, 902312), (8, 563945), (10, 451156), (20, 225578), (40, 112789), (43, 104920), (61, 73960), (86, 52460), (122, 36980), (172, 26230), (215, 20984), (244, 18490), (305, 14792), (344, 13115), (430, 10492), (488, 9245), (610, 7396), (860, 5246), (1220, 3698), (1720, 2623), (1849, 2440)]