380560

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 40

約数和(自身を含む): 910656

約数和(自身を除く): 530096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 71, 80, 134, 142, 268, 284, 335, 355, 536, 568, 670, 710, 1072, 1136, 1340, 1420, 2680, 2840, 4757, 5360, 5680, 9514, 19028, 23785, 38056, 47570, 76112, 95140, 190280, 380560]

約数ペア:

[(1, 380560), (2, 190280), (4, 95140), (5, 76112), (8, 47570), (10, 38056), (16, 23785), (20, 19028), (40, 9514), (67, 5680), (71, 5360), (80, 4757), (134, 2840), (142, 2680), (268, 1420), (284, 1340), (335, 1136), (355, 1072), (536, 710), (568, 670)]