31826140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1373}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 71557920

約数和(自身を除く): 39731780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 1373, 2318, 2746, 4636, 5492, 5795, 6865, 11590, 13730, 23180, 26087, 27460, 52174, 83753, 104348, 130435, 167506, 260870, 335012, 418765, 521740, 837530, 1591307, 1675060, 3182614, 6365228, 7956535, 15913070, 31826140]

約数ペア:

[(1, 31826140), (2, 15913070), (4, 7956535), (5, 6365228), (10, 3182614), (19, 1675060), (20, 1591307), (38, 837530), (61, 521740), (76, 418765), (95, 335012), (122, 260870), (190, 167506), (244, 130435), (305, 104348), (380, 83753), (610, 52174), (1159, 27460), (1220, 26087), (1373, 23180), (2318, 13730), (2746, 11590), (4636, 6865), (5492, 5795)]