7402460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 17019072

約数和(自身を除く): 9616612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 401, 710, 802, 923, 1420, 1604, 1846, 2005, 3692, 4010, 4615, 5213, 8020, 9230, 10426, 18460, 20852, 26065, 28471, 52130, 56942, 104260, 113884, 142355, 284710, 370123, 569420, 740246, 1480492, 1850615, 3701230, 7402460]

約数ペア:

[(1, 7402460), (2, 3701230), (4, 1850615), (5, 1480492), (10, 740246), (13, 569420), (20, 370123), (26, 284710), (52, 142355), (65, 113884), (71, 104260), (130, 56942), (142, 52130), (260, 28471), (284, 26065), (355, 20852), (401, 18460), (710, 10426), (802, 9230), (923, 8020), (1420, 5213), (1604, 4615), (1846, 4010), (2005, 3692)]