142861280

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{38821}}^1$

素因数の和:38859

約数の個数: 48

約数和(自身を含む): 352193184

約数和(自身を除く): 209331904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 38821, 77642, 155284, 194105, 310568, 388210, 621136, 776420, 892883, 1242272, 1552840, 1785766, 3105680, 3571532, 4464415, 6211360, 7143064, 8928830, 14286128, 17857660, 28572256, 35715320, 71430640, 142861280]

約数ペア:

[(1, 142861280), (2, 71430640), (4, 35715320), (5, 28572256), (8, 17857660), (10, 14286128), (16, 8928830), (20, 7143064), (23, 6211360), (32, 4464415), (40, 3571532), (46, 3105680), (80, 1785766), (92, 1552840), (115, 1242272), (160, 892883), (184, 776420), (230, 621136), (368, 388210), (460, 310568), (736, 194105), (920, 155284), (1840, 77642), (3680, 38821)]