98904680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{947}}^1$

素因数の和:1338

約数の個数: 64

約数和(自身を含む): 255277440

約数和(自身を除く): 156372760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 746, 947, 1492, 1865, 1894, 2611, 2984, 3730, 3788, 4735, 5222, 6629, 7460, 7576, 9470, 10444, 13055, 13258, 14920, 18940, 20888, 26110, 26516, 33145, 37880, 52220, 53032, 66290, 104440, 132580, 265160, 353231, 706462, 1412924, 1766155, 2472617, 2825848, 3532310, 4945234, 7064620, 9890468, 12363085, 14129240, 19780936, 24726170, 49452340, 98904680]

約数ペア:

[(1, 98904680), (2, 49452340), (4, 24726170), (5, 19780936), (7, 14129240), (8, 12363085), (10, 9890468), (14, 7064620), (20, 4945234), (28, 3532310), (35, 2825848), (40, 2472617), (56, 1766155), (70, 1412924), (140, 706462), (280, 353231), (373, 265160), (746, 132580), (947, 104440), (1492, 66290), (1865, 53032), (1894, 52220), (2611, 37880), (2984, 33145), (3730, 26516), (3788, 26110), (4735, 20888), (5222, 18940), (6629, 14920), (7460, 13258), (7576, 13055), (9470, 10444)]