374348540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 824318208

約数和(自身を除く): 449969668

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 191, 212, 215, 265, 382, 430, 530, 764, 860, 955, 1060, 1849, 1910, 2279, 3698, 3820, 4558, 7396, 8213, 9116, 9245, 10123, 11395, 16426, 18490, 20246, 22790, 32852, 36980, 40492, 41065, 45580, 50615, 82130, 97997, 101230, 164260, 195994, 202460, 353159, 391988, 435289, 489985, 706318, 870578, 979970, 1412636, 1741156, 1765795, 1959940, 2176445, 3531590, 4352890, 7063180, 8705780, 18717427, 37434854, 74869708, 93587135, 187174270, 374348540]

約数ペア:

[(1, 374348540), (2, 187174270), (4, 93587135), (5, 74869708), (10, 37434854), (20, 18717427), (43, 8705780), (53, 7063180), (86, 4352890), (106, 3531590), (172, 2176445), (191, 1959940), (212, 1765795), (215, 1741156), (265, 1412636), (382, 979970), (430, 870578), (530, 706318), (764, 489985), (860, 435289), (955, 391988), (1060, 353159), (1849, 202460), (1910, 195994), (2279, 164260), (3698, 101230), (3820, 97997), (4558, 82130), (7396, 50615), (8213, 45580), (9116, 41065), (9245, 40492), (10123, 36980), (11395, 32852), (16426, 22790), (18490, 20246)]