7133720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 18109440

約数和(自身を除く): 10975720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 523, 620, 682, 1046, 1240, 1364, 1705, 2092, 2615, 2728, 3410, 4184, 5230, 5753, 6820, 10460, 11506, 13640, 16213, 20920, 23012, 28765, 32426, 46024, 57530, 64852, 81065, 115060, 129704, 162130, 178343, 230120, 324260, 356686, 648520, 713372, 891715, 1426744, 1783430, 3566860, 7133720]

約数ペア:

[(1, 7133720), (2, 3566860), (4, 1783430), (5, 1426744), (8, 891715), (10, 713372), (11, 648520), (20, 356686), (22, 324260), (31, 230120), (40, 178343), (44, 162130), (55, 129704), (62, 115060), (88, 81065), (110, 64852), (124, 57530), (155, 46024), (220, 32426), (248, 28765), (310, 23012), (341, 20920), (440, 16213), (523, 13640), (620, 11506), (682, 10460), (1046, 6820), (1240, 5753), (1364, 5230), (1705, 4184), (2092, 3410), (2615, 2728)]