42020770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1035

約数の個数: 64

約数和(自身を含む): 91259136

約数和(自身を除く): 49238366

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 34, 46, 55, 85, 110, 115, 170, 187, 230, 253, 374, 391, 506, 782, 935, 977, 1265, 1870, 1954, 1955, 2530, 3910, 4301, 4885, 8602, 9770, 10747, 16609, 21494, 21505, 22471, 33218, 43010, 44942, 53735, 83045, 107470, 112355, 166090, 182699, 224710, 247181, 365398, 382007, 494362, 764014, 913495, 1235905, 1826990, 1910035, 2471810, 3820070, 4202077, 8404154, 21010385, 42020770]

約数ペア:

[(1, 42020770), (2, 21010385), (5, 8404154), (10, 4202077), (11, 3820070), (17, 2471810), (22, 1910035), (23, 1826990), (34, 1235905), (46, 913495), (55, 764014), (85, 494362), (110, 382007), (115, 365398), (170, 247181), (187, 224710), (230, 182699), (253, 166090), (374, 112355), (391, 107470), (506, 83045), (782, 53735), (935, 44942), (977, 43010), (1265, 33218), (1870, 22471), (1954, 21505), (1955, 21494), (2530, 16609), (3910, 10747), (4301, 9770), (4885, 8602)]