617572580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{16091}}^1$

素因数の和:16220

約数の個数: 48

約数和(自身を含む): 1378762560

約数和(自身を除く): 761189980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1919, 2020, 3838, 7676, 9595, 16091, 19190, 32182, 38380, 64364, 80455, 160910, 305729, 321820, 611458, 1222916, 1528645, 1625191, 3057290, 3250382, 6114580, 6500764, 8125955, 16251910, 30878629, 32503820, 61757258, 123514516, 154393145, 308786290, 617572580]

約数ペア:

[(1, 617572580), (2, 308786290), (4, 154393145), (5, 123514516), (10, 61757258), (19, 32503820), (20, 30878629), (38, 16251910), (76, 8125955), (95, 6500764), (101, 6114580), (190, 3250382), (202, 3057290), (380, 1625191), (404, 1528645), (505, 1222916), (1010, 611458), (1919, 321820), (2020, 305729), (3838, 160910), (7676, 80455), (9595, 64364), (16091, 38380), (19190, 32182)]