4037837560

素因数分解:

$2^3\times 5^1\times {\mathrm{4951}}^1\times {\mathrm{20389}}^1$

素因数の和:25351

約数の個数: 32

約数和(自身を含む): 9087415200

約数和(自身を除く): 5049577640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4951, 9902, 19804, 20389, 24755, 39608, 40778, 49510, 81556, 99020, 101945, 163112, 198040, 203890, 407780, 815560, 100945939, 201891878, 403783756, 504729695, 807567512, 1009459390, 2018918780, 4037837560]

約数ペア:

[(1, 4037837560), (2, 2018918780), (4, 1009459390), (5, 807567512), (8, 504729695), (10, 403783756), (20, 201891878), (40, 100945939), (4951, 815560), (9902, 407780), (19804, 203890), (20389, 198040), (24755, 163112), (39608, 101945), (40778, 99020), (49510, 81556)]