20686572070

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1\times {\mathrm{39749}}^1$

素因数の和:40560

約数の個数: 32

約数和(自身を含む): 37812744000

約数和(自身を除く): 17126171930

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 733, 1466, 3665, 7330, 39749, 52043, 79498, 104086, 198745, 260215, 397490, 520430, 2822179, 5644358, 14110895, 28221790, 29136017, 58272034, 145680085, 291360170, 2068657207, 4137314414, 10343286035, 20686572070]

約数ペア:

[(1, 20686572070), (2, 10343286035), (5, 4137314414), (10, 2068657207), (71, 291360170), (142, 145680085), (355, 58272034), (710, 29136017), (733, 28221790), (1466, 14110895), (3665, 5644358), (7330, 2822179), (39749, 520430), (52043, 397490), (79498, 260215), (104086, 198745)]