16032020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{773}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 36278928

約数和(自身を除く): 20246908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 773, 1037, 1220, 1546, 2074, 3092, 3865, 4148, 5185, 7730, 10370, 13141, 15460, 20740, 26282, 47153, 52564, 65705, 94306, 131410, 188612, 235765, 262820, 471530, 801601, 943060, 1603202, 3206404, 4008005, 8016010, 16032020]

約数ペア:

[(1, 16032020), (2, 8016010), (4, 4008005), (5, 3206404), (10, 1603202), (17, 943060), (20, 801601), (34, 471530), (61, 262820), (68, 235765), (85, 188612), (122, 131410), (170, 94306), (244, 65705), (305, 52564), (340, 47153), (610, 26282), (773, 20740), (1037, 15460), (1220, 13141), (1546, 10370), (2074, 7730), (3092, 5185), (3865, 4148)]