490048

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 56

約数和(自身を含む): 1137920

約数和(自身を除く): 647872

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 832, 988, 992, 1178, 1216, 1612, 1976, 1984, 2356, 3224, 3952, 4712, 6448, 7657, 7904, 9424, 12896, 15314, 15808, 18848, 25792, 30628, 37696, 61256, 122512, 245024, 490048]

約数ペア:

[(1, 490048), (2, 245024), (4, 122512), (8, 61256), (13, 37696), (16, 30628), (19, 25792), (26, 18848), (31, 15808), (32, 15314), (38, 12896), (52, 9424), (62, 7904), (64, 7657), (76, 6448), (104, 4712), (124, 3952), (152, 3224), (208, 2356), (247, 1984), (248, 1976), (304, 1612), (403, 1216), (416, 1178), (494, 992), (496, 988), (589, 832), (608, 806)]