42892220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9883}}^1$

素因数の和:9930

約数の個数: 48

約数和(自身を含む): 106272768

約数和(自身を除く): 63380548

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, 9883, 19766, 39532, 49415, 69181, 98830, 138362, 197660, 276724, 306373, 345905, 612746, 691810, 1225492, 1383620, 1531865, 2144611, 3063730, 4289222, 6127460, 8578444, 10723055, 21446110, 42892220]

約数ペア:

[(1, 42892220), (2, 21446110), (4, 10723055), (5, 8578444), (7, 6127460), (10, 4289222), (14, 3063730), (20, 2144611), (28, 1531865), (31, 1383620), (35, 1225492), (62, 691810), (70, 612746), (124, 345905), (140, 306373), (155, 276724), (217, 197660), (310, 138362), (434, 98830), (620, 69181), (868, 49415), (1085, 39532), (2170, 19766), (4340, 9883)]