40780586

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 83130624

約数和(自身を除く): 42350038

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 37, 74, 77, 119, 154, 187, 238, 259, 374, 407, 421, 518, 629, 814, 842, 1258, 1309, 2618, 2849, 2947, 4403, 4631, 5698, 5894, 6919, 7157, 8806, 9262, 13838, 14314, 15577, 31154, 32417, 48433, 50099, 64834, 78727, 96866, 100198, 109039, 157454, 171347, 218078, 264809, 342694, 529618, 551089, 1102178, 1199429, 1853663, 2398858, 2912899, 3707326, 5825798, 20390293, 40780586]

約数ペア:

[(1, 40780586), (2, 20390293), (7, 5825798), (11, 3707326), (14, 2912899), (17, 2398858), (22, 1853663), (34, 1199429), (37, 1102178), (74, 551089), (77, 529618), (119, 342694), (154, 264809), (187, 218078), (238, 171347), (259, 157454), (374, 109039), (407, 100198), (421, 96866), (518, 78727), (629, 64834), (814, 50099), (842, 48433), (1258, 32417), (1309, 31154), (2618, 15577), (2849, 14314), (2947, 13838), (4403, 9262), (4631, 8806), (5698, 7157), (5894, 6919)]