40661920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 104972112

約数和(自身を除く): 64310192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 113, 130, 160, 173, 208, 226, 260, 346, 416, 452, 520, 565, 692, 865, 904, 1040, 1130, 1384, 1469, 1730, 1808, 2080, 2249, 2260, 2768, 2938, 3460, 3616, 4498, 4520, 5536, 5876, 6920, 7345, 8996, 9040, 11245, 11752, 13840, 14690, 17992, 18080, 19549, 22490, 23504, 27680, 29380, 35984, 39098, 44980, 47008, 58760, 71968, 78196, 89960, 97745, 117520, 156392, 179920, 195490, 235040, 254137, 312784, 359840, 390980, 508274, 625568, 781960, 1016548, 1270685, 1563920, 2033096, 2541370, 3127840, 4066192, 5082740, 8132384, 10165480, 20330960, 40661920]

約数ペア:

[(1, 40661920), (2, 20330960), (4, 10165480), (5, 8132384), (8, 5082740), (10, 4066192), (13, 3127840), (16, 2541370), (20, 2033096), (26, 1563920), (32, 1270685), (40, 1016548), (52, 781960), (65, 625568), (80, 508274), (104, 390980), (113, 359840), (130, 312784), (160, 254137), (173, 235040), (208, 195490), (226, 179920), (260, 156392), (346, 117520), (416, 97745), (452, 89960), (520, 78196), (565, 71968), (692, 58760), (865, 47008), (904, 44980), (1040, 39098), (1130, 35984), (1384, 29380), (1469, 27680), (1730, 23504), (1808, 22490), (2080, 19549), (2249, 18080), (2260, 17992), (2768, 14690), (2938, 13840), (3460, 11752), (3616, 11245), (4498, 9040), (4520, 8996), (5536, 7345), (5876, 6920)]