30355312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7681}}^1$

素因数の和:7721

約数の個数: 40

約数和(自身を含む): 66679760

約数和(自身を除く): 36324448

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 7681, 15362, 30724, 61448, 99853, 122896, 145939, 199706, 291878, 399412, 583756, 798824, 1167512, 1597648, 1897207, 2335024, 3794414, 7588828, 15177656, 30355312]

約数ペア:

[(1, 30355312), (2, 15177656), (4, 7588828), (8, 3794414), (13, 2335024), (16, 1897207), (19, 1597648), (26, 1167512), (38, 798824), (52, 583756), (76, 399412), (104, 291878), (152, 199706), (208, 145939), (247, 122896), (304, 99853), (494, 61448), (988, 30724), (1976, 15362), (3952, 7681)]