1916590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 3882816

約数和(自身を除く): 1966226

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 641, 1282, 1495, 2990, 3205, 6410, 8333, 14743, 16666, 29486, 41665, 73715, 83330, 147430, 191659, 383318, 958295, 1916590]

約数ペア:

[(1, 1916590), (2, 958295), (5, 383318), (10, 191659), (13, 147430), (23, 83330), (26, 73715), (46, 41665), (65, 29486), (115, 16666), (130, 14743), (230, 8333), (299, 6410), (598, 3205), (641, 2990), (1282, 1495)]