207977380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11939}}^1$

素因数の和:12028

約数の個数: 48

約数和(自身を含む): 477408960

約数和(自身を除く): 269431580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 11939, 17420, 23878, 47756, 59695, 119390, 155207, 238780, 310414, 620828, 776035, 799913, 1552070, 1599826, 3104140, 3199652, 3999565, 7999130, 10398869, 15998260, 20797738, 41595476, 51994345, 103988690, 207977380]

約数ペア:

[(1, 207977380), (2, 103988690), (4, 51994345), (5, 41595476), (10, 20797738), (13, 15998260), (20, 10398869), (26, 7999130), (52, 3999565), (65, 3199652), (67, 3104140), (130, 1599826), (134, 1552070), (260, 799913), (268, 776035), (335, 620828), (670, 310414), (871, 238780), (1340, 155207), (1742, 119390), (3484, 59695), (4355, 47756), (8710, 23878), (11939, 17420)]