7281420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{121357}}^1$

素因数の和:121369

約数の個数: 24

約数和(自身を含む): 20388144

約数和(自身を除く): 13106724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 121357, 242714, 364071, 485428, 606785, 728142, 1213570, 1456284, 1820355, 2427140, 3640710, 7281420]

約数ペア:

[(1, 7281420), (2, 3640710), (3, 2427140), (4, 1820355), (5, 1456284), (6, 1213570), (10, 728142), (12, 606785), (15, 485428), (20, 364071), (30, 242714), (60, 121357)]