13209804940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3359}}^1\times {\mathrm{6343}}^1$

素因数の和:9742

約数の個数: 48

約数和(自身を含む): 28648488960

約数和(自身を除く): 15438684020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3359, 6343, 6718, 12686, 13436, 16795, 25372, 31715, 33590, 63430, 67180, 104129, 126860, 196633, 208258, 393266, 416516, 520645, 786532, 983165, 1041290, 1966330, 2082580, 3932660, 21306137, 42612274, 85224548, 106530685, 213061370, 426122740, 660490247, 1320980494, 2641960988, 3302451235, 6604902470, 13209804940]

約数ペア:

[(1, 13209804940), (2, 6604902470), (4, 3302451235), (5, 2641960988), (10, 1320980494), (20, 660490247), (31, 426122740), (62, 213061370), (124, 106530685), (155, 85224548), (310, 42612274), (620, 21306137), (3359, 3932660), (6343, 2082580), (6718, 1966330), (12686, 1041290), (13436, 983165), (16795, 786532), (25372, 520645), (31715, 416516), (33590, 393266), (63430, 208258), (67180, 196633), (104129, 126860)]