2080492445990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{6689}}^1\times {\mathrm{634759}}^1$

素因数の和:641469

約数の個数: 48

約数和(自身を含む): 4356954554400

約数和(自身を除く): 2276462108410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 6689, 13378, 33445, 46823, 66890, 93646, 234115, 327761, 468230, 634759, 655522, 1269518, 1638805, 3173795, 3277610, 4443313, 6347590, 8886626, 22216565, 31103191, 44433130, 62206382, 155515955, 311031910, 4245902951, 8491805902, 21229514755, 29721320657, 42459029510, 59442641314, 148606603285, 208049244599, 297213206570, 416098489198, 1040246222995, 2080492445990]

約数ペア:

[(1, 2080492445990), (2, 1040246222995), (5, 416098489198), (7, 297213206570), (10, 208049244599), (14, 148606603285), (35, 59442641314), (49, 42459029510), (70, 29721320657), (98, 21229514755), (245, 8491805902), (490, 4245902951), (6689, 311031910), (13378, 155515955), (33445, 62206382), (46823, 44433130), (66890, 31103191), (93646, 22216565), (234115, 8886626), (327761, 6347590), (468230, 4443313), (634759, 3277610), (655522, 3173795), (1269518, 1638805)]