19613040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1238

約数の個数: 80

約数和(自身を含む): 61710336

約数和(自身を除く): 42097296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1151, 1420, 1704, 2130, 2302, 2840, 3408, 3453, 4260, 4604, 5680, 5755, 6906, 8520, 9208, 11510, 13812, 17040, 17265, 18416, 23020, 27624, 34530, 46040, 55248, 69060, 81721, 92080, 138120, 163442, 245163, 276240, 326884, 408605, 490326, 653768, 817210, 980652, 1225815, 1307536, 1634420, 1961304, 2451630, 3268840, 3922608, 4903260, 6537680, 9806520, 19613040]

約数ペア:

[(1, 19613040), (2, 9806520), (3, 6537680), (4, 4903260), (5, 3922608), (6, 3268840), (8, 2451630), (10, 1961304), (12, 1634420), (15, 1307536), (16, 1225815), (20, 980652), (24, 817210), (30, 653768), (40, 490326), (48, 408605), (60, 326884), (71, 276240), (80, 245163), (120, 163442), (142, 138120), (213, 92080), (240, 81721), (284, 69060), (355, 55248), (426, 46040), (568, 34530), (710, 27624), (852, 23020), (1065, 18416), (1136, 17265), (1151, 17040), (1420, 13812), (1704, 11510), (2130, 9208), (2302, 8520), (2840, 6906), (3408, 5755), (3453, 5680), (4260, 4604)]