187742420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{887}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 416223360

約数和(自身を除く): 228480940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 557, 887, 1114, 1774, 2228, 2785, 3548, 4435, 5570, 8870, 10583, 11140, 16853, 17740, 21166, 33706, 42332, 52915, 67412, 84265, 105830, 168530, 211660, 337060, 494059, 988118, 1976236, 2470295, 4940590, 9387121, 9881180, 18774242, 37548484, 46935605, 93871210, 187742420]

約数ペア:

[(1, 187742420), (2, 93871210), (4, 46935605), (5, 37548484), (10, 18774242), (19, 9881180), (20, 9387121), (38, 4940590), (76, 2470295), (95, 1976236), (190, 988118), (380, 494059), (557, 337060), (887, 211660), (1114, 168530), (1774, 105830), (2228, 84265), (2785, 67412), (3548, 52915), (4435, 42332), (5570, 33706), (8870, 21166), (10583, 17740), (11140, 16853)]