386260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 967680

約数和(自身を除く): 581420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 89, 124, 140, 155, 178, 217, 310, 356, 434, 445, 620, 623, 868, 890, 1085, 1246, 1780, 2170, 2492, 2759, 3115, 4340, 5518, 6230, 11036, 12460, 13795, 19313, 27590, 38626, 55180, 77252, 96565, 193130, 386260]

約数ペア:

[(1, 386260), (2, 193130), (4, 96565), (5, 77252), (7, 55180), (10, 38626), (14, 27590), (20, 19313), (28, 13795), (31, 12460), (35, 11036), (62, 6230), (70, 5518), (89, 4340), (124, 3115), (140, 2759), (155, 2492), (178, 2170), (217, 1780), (310, 1246), (356, 1085), (434, 890), (445, 868), (620, 623)]