39758920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 96422400

約数和(自身を除く): 56663480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 991, 1003, 1180, 1982, 2006, 2360, 3964, 4012, 4955, 5015, 7928, 8024, 9910, 10030, 16847, 19820, 20060, 33694, 39640, 40120, 58469, 67388, 84235, 116938, 134776, 168470, 233876, 292345, 336940, 467752, 584690, 673880, 993973, 1169380, 1987946, 2338760, 3975892, 4969865, 7951784, 9939730, 19879460, 39758920]

約数ペア:

[(1, 39758920), (2, 19879460), (4, 9939730), (5, 7951784), (8, 4969865), (10, 3975892), (17, 2338760), (20, 1987946), (34, 1169380), (40, 993973), (59, 673880), (68, 584690), (85, 467752), (118, 336940), (136, 292345), (170, 233876), (236, 168470), (295, 134776), (340, 116938), (472, 84235), (590, 67388), (680, 58469), (991, 40120), (1003, 39640), (1180, 33694), (1982, 20060), (2006, 19820), (2360, 16847), (3964, 10030), (4012, 9910), (4955, 8024), (5015, 7928)]