209550430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{5227}}^1$

素因数の和:5464

約数の個数: 32

約数和(自身を含む): 399000960

約数和(自身を除く): 189450530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 422, 1055, 2110, 4009, 5227, 8018, 10454, 20045, 26135, 40090, 52270, 99313, 198626, 496565, 993130, 1102897, 2205794, 5514485, 11028970, 20955043, 41910086, 104775215, 209550430]

約数ペア:

[(1, 209550430), (2, 104775215), (5, 41910086), (10, 20955043), (19, 11028970), (38, 5514485), (95, 2205794), (190, 1102897), (211, 993130), (422, 496565), (1055, 198626), (2110, 99313), (4009, 52270), (5227, 40090), (8018, 26135), (10454, 20045)]