2397980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 5673024

約数和(自身を除く): 3275044

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 401, 460, 598, 802, 1196, 1495, 1604, 2005, 2990, 4010, 5213, 5980, 8020, 9223, 10426, 18446, 20852, 26065, 36892, 46115, 52130, 92230, 104260, 119899, 184460, 239798, 479596, 599495, 1198990, 2397980]

約数ペア:

[(1, 2397980), (2, 1198990), (4, 599495), (5, 479596), (10, 239798), (13, 184460), (20, 119899), (23, 104260), (26, 92230), (46, 52130), (52, 46115), (65, 36892), (92, 26065), (115, 20852), (130, 18446), (230, 10426), (260, 9223), (299, 8020), (401, 5980), (460, 5213), (598, 4010), (802, 2990), (1196, 2005), (1495, 1604)]