23916880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 63310680

約数和(自身を除く): 39393800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 61, 65, 80, 104, 116, 122, 130, 145, 169, 208, 232, 244, 260, 290, 305, 338, 377, 464, 488, 520, 580, 610, 676, 754, 793, 845, 976, 1040, 1160, 1220, 1352, 1508, 1586, 1690, 1769, 1885, 2320, 2440, 2704, 3016, 3172, 3380, 3538, 3770, 3965, 4880, 4901, 6032, 6344, 6760, 7076, 7540, 7930, 8845, 9802, 10309, 12688, 13520, 14152, 15080, 15860, 17690, 19604, 20618, 22997, 24505, 28304, 30160, 31720, 35380, 39208, 41236, 45994, 49010, 51545, 63440, 70760, 78416, 82472, 91988, 98020, 103090, 114985, 141520, 164944, 183976, 196040, 206180, 229970, 298961, 367952, 392080, 412360, 459940, 597922, 824720, 919880, 1195844, 1494805, 1839760, 2391688, 2989610, 4783376, 5979220, 11958440, 23916880]

約数ペア:

[(1, 23916880), (2, 11958440), (4, 5979220), (5, 4783376), (8, 2989610), (10, 2391688), (13, 1839760), (16, 1494805), (20, 1195844), (26, 919880), (29, 824720), (40, 597922), (52, 459940), (58, 412360), (61, 392080), (65, 367952), (80, 298961), (104, 229970), (116, 206180), (122, 196040), (130, 183976), (145, 164944), (169, 141520), (208, 114985), (232, 103090), (244, 98020), (260, 91988), (290, 82472), (305, 78416), (338, 70760), (377, 63440), (464, 51545), (488, 49010), (520, 45994), (580, 41236), (610, 39208), (676, 35380), (754, 31720), (793, 30160), (845, 28304), (976, 24505), (1040, 22997), (1160, 20618), (1220, 19604), (1352, 17690), (1508, 15860), (1586, 15080), (1690, 14152), (1769, 13520), (1885, 12688), (2320, 10309), (2440, 9802), (2704, 8845), (3016, 7930), (3172, 7540), (3380, 7076), (3538, 6760), (3770, 6344), (3965, 6032), (4880, 4901)]