13661560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 34149600

約数和(自身を除く): 20488040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 509, 610, 671, 1018, 1220, 1342, 2036, 2440, 2545, 2684, 3355, 4072, 5090, 5368, 5599, 6710, 10180, 11198, 13420, 20360, 22396, 26840, 27995, 31049, 44792, 55990, 62098, 111980, 124196, 155245, 223960, 248392, 310490, 341539, 620980, 683078, 1241960, 1366156, 1707695, 2732312, 3415390, 6830780, 13661560]

約数ペア:

[(1, 13661560), (2, 6830780), (4, 3415390), (5, 2732312), (8, 1707695), (10, 1366156), (11, 1241960), (20, 683078), (22, 620980), (40, 341539), (44, 310490), (55, 248392), (61, 223960), (88, 155245), (110, 124196), (122, 111980), (220, 62098), (244, 55990), (305, 44792), (440, 31049), (488, 27995), (509, 26840), (610, 22396), (671, 20360), (1018, 13420), (1220, 11198), (1342, 10180), (2036, 6710), (2440, 5599), (2545, 5368), (2684, 5090), (3355, 4072)]