207798280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1033}}^1$

素因数の和:1198

約数の個数: 64

約数和(自身を含む): 482423040

約数和(自身を除く): 274624760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 107, 188, 214, 235, 376, 428, 470, 535, 856, 940, 1033, 1070, 1880, 2066, 2140, 4132, 4280, 5029, 5165, 8264, 10058, 10330, 20116, 20660, 25145, 40232, 41320, 48551, 50290, 97102, 100580, 110531, 194204, 201160, 221062, 242755, 388408, 442124, 485510, 552655, 884248, 971020, 1105310, 1942040, 2210620, 4421240, 5194957, 10389914, 20779828, 25974785, 41559656, 51949570, 103899140, 207798280]

約数ペア:

[(1, 207798280), (2, 103899140), (4, 51949570), (5, 41559656), (8, 25974785), (10, 20779828), (20, 10389914), (40, 5194957), (47, 4421240), (94, 2210620), (107, 1942040), (188, 1105310), (214, 971020), (235, 884248), (376, 552655), (428, 485510), (470, 442124), (535, 388408), (856, 242755), (940, 221062), (1033, 201160), (1070, 194204), (1880, 110531), (2066, 100580), (2140, 97102), (4132, 50290), (4280, 48551), (5029, 41320), (5165, 40232), (8264, 25145), (10058, 20660), (10330, 20116)]