23968880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1258

約数の個数: 80

約数和(自身を含む): 63225120

約数和(自身を除く): 39256240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1213, 1235, 1520, 1976, 2426, 2470, 3952, 4852, 4940, 6065, 9704, 9880, 12130, 15769, 19408, 19760, 23047, 24260, 31538, 46094, 48520, 63076, 78845, 92188, 97040, 115235, 126152, 157690, 184376, 230470, 252304, 299611, 315380, 368752, 460940, 599222, 630760, 921880, 1198444, 1261520, 1498055, 1843760, 2396888, 2996110, 4793776, 5992220, 11984440, 23968880]

約数ペア:

[(1, 23968880), (2, 11984440), (4, 5992220), (5, 4793776), (8, 2996110), (10, 2396888), (13, 1843760), (16, 1498055), (19, 1261520), (20, 1198444), (26, 921880), (38, 630760), (40, 599222), (52, 460940), (65, 368752), (76, 315380), (80, 299611), (95, 252304), (104, 230470), (130, 184376), (152, 157690), (190, 126152), (208, 115235), (247, 97040), (260, 92188), (304, 78845), (380, 63076), (494, 48520), (520, 46094), (760, 31538), (988, 24260), (1040, 23047), (1213, 19760), (1235, 19408), (1520, 15769), (1976, 12130), (2426, 9880), (2470, 9704), (3952, 6065), (4852, 4940)]