15065780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 32904144

約数和(自身を除く): 17838364

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 233, 244, 265, 305, 466, 530, 610, 932, 1060, 1165, 1220, 2330, 3233, 4660, 6466, 12349, 12932, 14213, 16165, 24698, 28426, 32330, 49396, 56852, 61745, 64660, 71065, 123490, 142130, 246980, 284260, 753289, 1506578, 3013156, 3766445, 7532890, 15065780]

約数ペア:

[(1, 15065780), (2, 7532890), (4, 3766445), (5, 3013156), (10, 1506578), (20, 753289), (53, 284260), (61, 246980), (106, 142130), (122, 123490), (212, 71065), (233, 64660), (244, 61745), (265, 56852), (305, 49396), (466, 32330), (530, 28426), (610, 24698), (932, 16165), (1060, 14213), (1165, 12932), (1220, 12349), (2330, 6466), (3233, 4660)]