199915430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139801}}^1$

素因数の和:139832

約数の個数: 32

約数和(自身を含む): 422761248

約数和(自身を除く): 222845818

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 139801, 279602, 699005, 1398010, 1537811, 1817413, 3075622, 3634826, 7689055, 9087065, 15378110, 18174130, 19991543, 39983086, 99957715, 199915430]

約数ペア:

[(1, 199915430), (2, 99957715), (5, 39983086), (10, 19991543), (11, 18174130), (13, 15378110), (22, 9087065), (26, 7689055), (55, 3634826), (65, 3075622), (110, 1817413), (130, 1537811), (143, 1398010), (286, 699005), (715, 279602), (1430, 139801)]