29785420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6863}}^1$

素因数の和:6910

約数の個数: 48

約数和(自身を含む): 73801728

約数和(自身を除く): 44016308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6863, 13726, 27452, 34315, 48041, 68630, 96082, 137260, 192164, 212753, 240205, 425506, 480410, 851012, 960820, 1063765, 1489271, 2127530, 2978542, 4255060, 5957084, 7446355, 14892710, 29785420]

約数ペア:

[(1, 29785420), (2, 14892710), (4, 7446355), (5, 5957084), (7, 4255060), (10, 2978542), (14, 2127530), (20, 1489271), (28, 1063765), (31, 960820), (35, 851012), (62, 480410), (70, 425506), (124, 240205), (140, 212753), (155, 192164), (217, 137260), (310, 96082), (434, 68630), (620, 48041), (868, 34315), (1085, 27452), (2170, 13726), (4340, 6863)]