40551472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 92216320

約数和(自身を除く): 51664848

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 331, 403, 494, 496, 589, 662, 806, 988, 1178, 1324, 1612, 1976, 2356, 2648, 3224, 3952, 4303, 4712, 5296, 6289, 6448, 7657, 8606, 9424, 10261, 12578, 15314, 17212, 20522, 25156, 30628, 34424, 41044, 50312, 61256, 68848, 81757, 82088, 100624, 122512, 133393, 163514, 164176, 194959, 266786, 327028, 389918, 533572, 654056, 779836, 1067144, 1308112, 1559672, 2134288, 2534467, 3119344, 5068934, 10137868, 20275736, 40551472]

約数ペア:

[(1, 40551472), (2, 20275736), (4, 10137868), (8, 5068934), (13, 3119344), (16, 2534467), (19, 2134288), (26, 1559672), (31, 1308112), (38, 1067144), (52, 779836), (62, 654056), (76, 533572), (104, 389918), (124, 327028), (152, 266786), (208, 194959), (247, 164176), (248, 163514), (304, 133393), (331, 122512), (403, 100624), (494, 82088), (496, 81757), (589, 68848), (662, 61256), (806, 50312), (988, 41044), (1178, 34424), (1324, 30628), (1612, 25156), (1976, 20522), (2356, 17212), (2648, 15314), (3224, 12578), (3952, 10261), (4303, 9424), (4712, 8606), (5296, 7657), (6289, 6448)]