486787420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{112163}}^1$

素因数の和:112210

約数の個数: 48

約数和(自身を含む): 1205987328

約数和(自身を除く): 719199908

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, 112163, 224326, 448652, 560815, 785141, 1121630, 1570282, 2243260, 3140564, 3477053, 3925705, 6954106, 7851410, 13908212, 15702820, 17385265, 24339371, 34770530, 48678742, 69541060, 97357484, 121696855, 243393710, 486787420]

約数ペア:

[(1, 486787420), (2, 243393710), (4, 121696855), (5, 97357484), (7, 69541060), (10, 48678742), (14, 34770530), (20, 24339371), (28, 17385265), (31, 15702820), (35, 13908212), (62, 7851410), (70, 6954106), (124, 3925705), (140, 3477053), (155, 3140564), (217, 2243260), (310, 1570282), (434, 1121630), (620, 785141), (868, 560815), (1085, 448652), (2170, 224326), (4340, 112163)]