31677940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11909}}^1$

素因数の和:11944

約数の個数: 48

約数和(自身を含む): 80035200

約数和(自身を除く): 48357260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11909, 23818, 47636, 59545, 83363, 119090, 166726, 226271, 238180, 333452, 416815, 452542, 833630, 905084, 1131355, 1583897, 1667260, 2262710, 3167794, 4525420, 6335588, 7919485, 15838970, 31677940]

約数ペア:

[(1, 31677940), (2, 15838970), (4, 7919485), (5, 6335588), (7, 4525420), (10, 3167794), (14, 2262710), (19, 1667260), (20, 1583897), (28, 1131355), (35, 905084), (38, 833630), (70, 452542), (76, 416815), (95, 333452), (133, 238180), (140, 226271), (190, 166726), (266, 119090), (380, 83363), (532, 59545), (665, 47636), (1330, 23818), (2660, 11909)]