2018047300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{587}}^1\times {\mathrm{1109}}^1$

素因数の和:1741

約数の個数: 72

約数和(自身を含む): 4532209920

約数和(自身を除く): 2514162620

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 587, 620, 775, 1109, 1174, 1550, 2218, 2348, 2935, 3100, 4436, 5545, 5870, 11090, 11740, 14675, 18197, 22180, 27725, 29350, 34379, 36394, 55450, 58700, 68758, 72788, 90985, 110900, 137516, 171895, 181970, 343790, 363940, 454925, 650983, 687580, 859475, 909850, 1301966, 1718950, 1819700, 2603932, 3254915, 3437900, 6509830, 13019660, 16274575, 20180473, 32549150, 40360946, 65098300, 80721892, 100902365, 201804730, 403609460, 504511825, 1009023650, 2018047300]

約数ペア:

[(1, 2018047300), (2, 1009023650), (4, 504511825), (5, 403609460), (10, 201804730), (20, 100902365), (25, 80721892), (31, 65098300), (50, 40360946), (62, 32549150), (100, 20180473), (124, 16274575), (155, 13019660), (310, 6509830), (587, 3437900), (620, 3254915), (775, 2603932), (1109, 1819700), (1174, 1718950), (1550, 1301966), (2218, 909850), (2348, 859475), (2935, 687580), (3100, 650983), (4436, 454925), (5545, 363940), (5870, 343790), (11090, 181970), (11740, 171895), (14675, 137516), (18197, 110900), (22180, 90985), (27725, 72788), (29350, 68758), (34379, 58700), (36394, 55450)]