397120

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:107

約数の個数: 56

約数和(自身を含む): 1014984

約数和(自身を除く): 617864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 73, 80, 85, 136, 146, 160, 170, 272, 292, 320, 340, 365, 544, 584, 680, 730, 1088, 1168, 1241, 1360, 1460, 2336, 2482, 2720, 2920, 4672, 4964, 5440, 5840, 6205, 9928, 11680, 12410, 19856, 23360, 24820, 39712, 49640, 79424, 99280, 198560, 397120]

約数ペア:

[(1, 397120), (2, 198560), (4, 99280), (5, 79424), (8, 49640), (10, 39712), (16, 24820), (17, 23360), (20, 19856), (32, 12410), (34, 11680), (40, 9928), (64, 6205), (68, 5840), (73, 5440), (80, 4964), (85, 4672), (136, 2920), (146, 2720), (160, 2482), (170, 2336), (272, 1460), (292, 1360), (320, 1241), (340, 1168), (365, 1088), (544, 730), (584, 680)]