42740390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 98039808

約数和(自身を除く): 55299418

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 47, 55, 70, 77, 94, 110, 154, 235, 329, 385, 470, 517, 658, 770, 1034, 1181, 1645, 2362, 2585, 3290, 3619, 5170, 5905, 7238, 8267, 11810, 12991, 16534, 18095, 25982, 36190, 41335, 55507, 64955, 82670, 90937, 111014, 129910, 181874, 277535, 388549, 454685, 555070, 610577, 777098, 909370, 1221154, 1942745, 3052885, 3885490, 4274039, 6105770, 8548078, 21370195, 42740390]

約数ペア:

[(1, 42740390), (2, 21370195), (5, 8548078), (7, 6105770), (10, 4274039), (11, 3885490), (14, 3052885), (22, 1942745), (35, 1221154), (47, 909370), (55, 777098), (70, 610577), (77, 555070), (94, 454685), (110, 388549), (154, 277535), (235, 181874), (329, 129910), (385, 111014), (470, 90937), (517, 82670), (658, 64955), (770, 55507), (1034, 41335), (1181, 36190), (1645, 25982), (2362, 18095), (2585, 16534), (3290, 12991), (3619, 11810), (5170, 8267), (5905, 7238)]