423607960

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{463}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 969667200

約数和(自身を除く): 546059240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 257, 356, 445, 463, 514, 712, 890, 926, 1028, 1285, 1780, 1852, 2056, 2315, 2570, 3560, 3704, 4630, 5140, 9260, 10280, 18520, 22873, 41207, 45746, 82414, 91492, 114365, 118991, 164828, 182984, 206035, 228730, 237982, 329656, 412070, 457460, 475964, 594955, 824140, 914920, 951928, 1189910, 1648280, 2379820, 4759640, 10590199, 21180398, 42360796, 52950995, 84721592, 105901990, 211803980, 423607960]

約数ペア:

[(1, 423607960), (2, 211803980), (4, 105901990), (5, 84721592), (8, 52950995), (10, 42360796), (20, 21180398), (40, 10590199), (89, 4759640), (178, 2379820), (257, 1648280), (356, 1189910), (445, 951928), (463, 914920), (514, 824140), (712, 594955), (890, 475964), (926, 457460), (1028, 412070), (1285, 329656), (1780, 237982), (1852, 228730), (2056, 206035), (2315, 182984), (2570, 164828), (3560, 118991), (3704, 114365), (4630, 91492), (5140, 82414), (9260, 45746), (10280, 41207), (18520, 22873)]