28590910

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 52778880

約数和(自身を除く): 24187970

約数列:

[1, 2, 5, 10, 67, 134, 139, 278, 307, 335, 614, 670, 695, 1390, 1535, 3070, 9313, 18626, 20569, 41138, 42673, 46565, 85346, 93130, 102845, 205690, 213365, 426730, 2859091, 5718182, 14295455, 28590910]

約数ペア:

[(1, 28590910), (2, 14295455), (5, 5718182), (10, 2859091), (67, 426730), (134, 213365), (139, 205690), (278, 102845), (307, 93130), (335, 85346), (614, 46565), (670, 42673), (695, 41138), (1390, 20569), (1535, 18626), (3070, 9313)]