2100028264660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{107}}^1\times {\mathrm{530731}}^1$

素因数の和:530933

約数の個数: 72

約数和(自身を含む): 4557208866336

約数和(自身を除く): 2457180601676

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 107, 172, 214, 215, 428, 430, 535, 860, 1070, 1849, 2140, 3698, 4601, 7396, 9202, 9245, 18404, 18490, 23005, 36980, 46010, 92020, 197843, 395686, 530731, 791372, 989215, 1061462, 1978430, 2122924, 2653655, 3956860, 5307310, 10614620, 22821433, 45642866, 56788217, 91285732, 113576434, 114107165, 227152868, 228214330, 283941085, 456428660, 567882170, 981321619, 1135764340, 1962643238, 2441893331, 3925286476, 4883786662, 4906608095, 9767573324, 9813216190, 12209466655, 19626432380, 24418933310, 48837866620, 105001413233, 210002826466, 420005652932, 525007066165, 1050014132330, 2100028264660]

約数ペア:

[(1, 2100028264660), (2, 1050014132330), (4, 525007066165), (5, 420005652932), (10, 210002826466), (20, 105001413233), (43, 48837866620), (86, 24418933310), (107, 19626432380), (172, 12209466655), (214, 9813216190), (215, 9767573324), (428, 4906608095), (430, 4883786662), (535, 3925286476), (860, 2441893331), (1070, 1962643238), (1849, 1135764340), (2140, 981321619), (3698, 567882170), (4601, 456428660), (7396, 283941085), (9202, 228214330), (9245, 227152868), (18404, 114107165), (18490, 113576434), (23005, 91285732), (36980, 56788217), (46010, 45642866), (92020, 22821433), (197843, 10614620), (395686, 5307310), (530731, 3956860), (791372, 2653655), (989215, 2122924), (1061462, 1978430)]