400291220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{92233}}^1$

素因数の和:92280

約数の個数: 48

約数和(自身を含む): 991699968

約数和(自身を除く): 591408748

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, 92233, 184466, 368932, 461165, 645631, 922330, 1291262, 1844660, 2582524, 2859223, 3228155, 5718446, 6456310, 11436892, 12912620, 14296115, 20014561, 28592230, 40029122, 57184460, 80058244, 100072805, 200145610, 400291220]

約数ペア:

[(1, 400291220), (2, 200145610), (4, 100072805), (5, 80058244), (7, 57184460), (10, 40029122), (14, 28592230), (20, 20014561), (28, 14296115), (31, 12912620), (35, 11436892), (62, 6456310), (70, 5718446), (124, 3228155), (140, 2859223), (155, 2582524), (217, 1844660), (310, 1291262), (434, 922330), (620, 645631), (868, 461165), (1085, 368932), (2170, 184466), (4340, 92233)]