42840690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20113}}^1$

素因数の和:20194

約数の個数: 32

約数和(自身を含む): 104270976

約数和(自身を除く): 61430286

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 20113, 40226, 60339, 100565, 120678, 201130, 301695, 603390, 1428023, 2856046, 4284069, 7140115, 8568138, 14280230, 21420345, 42840690]

約数ペア:

[(1, 42840690), (2, 21420345), (3, 14280230), (5, 8568138), (6, 7140115), (10, 4284069), (15, 2856046), (30, 1428023), (71, 603390), (142, 301695), (213, 201130), (355, 120678), (426, 100565), (710, 60339), (1065, 40226), (2130, 20113)]