201478730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19429}}^1$

素因数の和:19514

約数の個数: 32

約数和(自身を含む): 390309840

約数和(自身を除く): 188831110

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 19429, 38858, 97145, 194290, 330293, 660586, 1185169, 1651465, 2370338, 3302930, 5925845, 11851690, 20147873, 40295746, 100739365, 201478730]

約数ペア:

[(1, 201478730), (2, 100739365), (5, 40295746), (10, 20147873), (17, 11851690), (34, 5925845), (61, 3302930), (85, 2370338), (122, 1651465), (170, 1185169), (305, 660586), (610, 330293), (1037, 194290), (2074, 97145), (5185, 38858), (10370, 19429)]