42469940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1531}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 95229120

約数和(自身を除く): 52759180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 1531, 2774, 3062, 5548, 6124, 6935, 7655, 13870, 15310, 27740, 29089, 30620, 58178, 111763, 116356, 145445, 223526, 290890, 447052, 558815, 581780, 1117630, 2123497, 2235260, 4246994, 8493988, 10617485, 21234970, 42469940]

約数ペア:

[(1, 42469940), (2, 21234970), (4, 10617485), (5, 8493988), (10, 4246994), (19, 2235260), (20, 2123497), (38, 1117630), (73, 581780), (76, 558815), (95, 447052), (146, 290890), (190, 223526), (292, 145445), (365, 116356), (380, 111763), (730, 58178), (1387, 30620), (1460, 29089), (1531, 27740), (2774, 15310), (3062, 13870), (5548, 7655), (6124, 6935)]