202103260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{797}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 439729920

約数和(自身を除く): 237626660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 409, 620, 797, 818, 1594, 1636, 2045, 3188, 3985, 4090, 7970, 8180, 12679, 15940, 24707, 25358, 49414, 50716, 63395, 98828, 123535, 126790, 247070, 253580, 325973, 494140, 651946, 1303892, 1629865, 3259730, 6519460, 10105163, 20210326, 40420652, 50525815, 101051630, 202103260]

約数ペア:

[(1, 202103260), (2, 101051630), (4, 50525815), (5, 40420652), (10, 20210326), (20, 10105163), (31, 6519460), (62, 3259730), (124, 1629865), (155, 1303892), (310, 651946), (409, 494140), (620, 325973), (797, 253580), (818, 247070), (1594, 126790), (1636, 123535), (2045, 98828), (3188, 63395), (3985, 50716), (4090, 49414), (7970, 25358), (8180, 24707), (12679, 15940)]