39115720

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2851}}^1$

素因数の和:2883

約数の個数: 64

約数和(自身を含む): 102672000

約数和(自身を除く): 63556280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 2851, 3430, 5702, 6860, 11404, 13720, 14255, 19957, 22808, 28510, 39914, 57020, 79828, 99785, 114040, 139699, 159656, 199570, 279398, 399140, 558796, 698495, 798280, 977893, 1117592, 1396990, 1955786, 2793980, 3911572, 4889465, 5587960, 7823144, 9778930, 19557860, 39115720]

約数ペア:

[(1, 39115720), (2, 19557860), (4, 9778930), (5, 7823144), (7, 5587960), (8, 4889465), (10, 3911572), (14, 2793980), (20, 1955786), (28, 1396990), (35, 1117592), (40, 977893), (49, 798280), (56, 698495), (70, 558796), (98, 399140), (140, 279398), (196, 199570), (245, 159656), (280, 139699), (343, 114040), (392, 99785), (490, 79828), (686, 57020), (980, 39914), (1372, 28510), (1715, 22808), (1960, 19957), (2744, 14255), (2851, 13720), (3430, 11404), (5702, 6860)]