23093990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 45224784

約数和(自身を除く): 22130794

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 131, 170, 262, 289, 305, 578, 610, 655, 1037, 1310, 1445, 2074, 2227, 2890, 4454, 5185, 7991, 10370, 11135, 15982, 17629, 22270, 35258, 37859, 39955, 75718, 79910, 88145, 135847, 176290, 189295, 271694, 378590, 679235, 1358470, 2309399, 4618798, 11546995, 23093990]

約数ペア:

[(1, 23093990), (2, 11546995), (5, 4618798), (10, 2309399), (17, 1358470), (34, 679235), (61, 378590), (85, 271694), (122, 189295), (131, 176290), (170, 135847), (262, 88145), (289, 79910), (305, 75718), (578, 39955), (610, 37859), (655, 35258), (1037, 22270), (1310, 17629), (1445, 15982), (2074, 11135), (2227, 10370), (2890, 7991), (4454, 5185)]