400035770

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{4903}}^1$

素因数の和:5150

約数の個数: 32

約数和(自身を含む): 741484800

約数和(自身を除く): 341449030

約数列:

[1, 2, 5, 10, 41, 82, 199, 205, 398, 410, 995, 1990, 4903, 8159, 9806, 16318, 24515, 40795, 49030, 81590, 201023, 402046, 975697, 1005115, 1951394, 2010230, 4878485, 9756970, 40003577, 80007154, 200017885, 400035770]

約数ペア:

[(1, 400035770), (2, 200017885), (5, 80007154), (10, 40003577), (41, 9756970), (82, 4878485), (199, 2010230), (205, 1951394), (398, 1005115), (410, 975697), (995, 402046), (1990, 201023), (4903, 81590), (8159, 49030), (9806, 40795), (16318, 24515)]