398314460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1\times {\mathrm{1583}}^1$

素因数の和:2162

約数の個数: 48

約数和(自身を含む): 874976256

約数和(自身を除く): 476661796

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 547, 1094, 1583, 2188, 2735, 3166, 5470, 6332, 7915, 10940, 12581, 15830, 25162, 31660, 36409, 50324, 62905, 72818, 125810, 145636, 182045, 251620, 364090, 728180, 865901, 1731802, 3463604, 4329505, 8659010, 17318020, 19915723, 39831446, 79662892, 99578615, 199157230, 398314460]

約数ペア:

[(1, 398314460), (2, 199157230), (4, 99578615), (5, 79662892), (10, 39831446), (20, 19915723), (23, 17318020), (46, 8659010), (92, 4329505), (115, 3463604), (230, 1731802), (460, 865901), (547, 728180), (1094, 364090), (1583, 251620), (2188, 182045), (2735, 145636), (3166, 125810), (5470, 72818), (6332, 62905), (7915, 50324), (10940, 36409), (12581, 31660), (15830, 25162)]