15636940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 39299904

約数和(自身を除く): 23662964

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 37, 44, 55, 68, 74, 85, 110, 113, 148, 170, 185, 187, 220, 226, 340, 370, 374, 407, 452, 565, 629, 740, 748, 814, 935, 1130, 1243, 1258, 1628, 1870, 1921, 2035, 2260, 2486, 2516, 3145, 3740, 3842, 4070, 4181, 4972, 6215, 6290, 6919, 7684, 8140, 8362, 9605, 12430, 12580, 13838, 16724, 19210, 20905, 21131, 24860, 27676, 34595, 38420, 41810, 42262, 45991, 69190, 71077, 83620, 84524, 91982, 105655, 138380, 142154, 183964, 211310, 229955, 284308, 355385, 422620, 459910, 710770, 781847, 919820, 1421540, 1563694, 3127388, 3909235, 7818470, 15636940]

約数ペア:

[(1, 15636940), (2, 7818470), (4, 3909235), (5, 3127388), (10, 1563694), (11, 1421540), (17, 919820), (20, 781847), (22, 710770), (34, 459910), (37, 422620), (44, 355385), (55, 284308), (68, 229955), (74, 211310), (85, 183964), (110, 142154), (113, 138380), (148, 105655), (170, 91982), (185, 84524), (187, 83620), (220, 71077), (226, 69190), (340, 45991), (370, 42262), (374, 41810), (407, 38420), (452, 34595), (565, 27676), (629, 24860), (740, 21131), (748, 20905), (814, 19210), (935, 16724), (1130, 13838), (1243, 12580), (1258, 12430), (1628, 9605), (1870, 8362), (1921, 8140), (2035, 7684), (2260, 6919), (2486, 6290), (2516, 6215), (3145, 4972), (3740, 4181), (3842, 4070)]