2197408040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{32719}}^1$

素因数の和:32826

約数の個数: 64

約数和(自身を含む): 5229964800

約数和(自身を除く): 3032556760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 230, 292, 365, 460, 584, 730, 920, 1460, 1679, 2920, 3358, 6716, 8395, 13432, 16790, 32719, 33580, 65438, 67160, 130876, 163595, 261752, 327190, 654380, 752537, 1308760, 1505074, 2388487, 3010148, 3762685, 4776974, 6020296, 7525370, 9553948, 11942435, 15050740, 19107896, 23884870, 30101480, 47769740, 54935201, 95539480, 109870402, 219740804, 274676005, 439481608, 549352010, 1098704020, 2197408040]

約数ペア:

[(1, 2197408040), (2, 1098704020), (4, 549352010), (5, 439481608), (8, 274676005), (10, 219740804), (20, 109870402), (23, 95539480), (40, 54935201), (46, 47769740), (73, 30101480), (92, 23884870), (115, 19107896), (146, 15050740), (184, 11942435), (230, 9553948), (292, 7525370), (365, 6020296), (460, 4776974), (584, 3762685), (730, 3010148), (920, 2388487), (1460, 1505074), (1679, 1308760), (2920, 752537), (3358, 654380), (6716, 327190), (8395, 261752), (13432, 163595), (16790, 130876), (32719, 67160), (33580, 65438)]