13829720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 20039080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 587, 589, 620, 760, 1174, 1178, 1240, 2348, 2356, 2935, 2945, 4696, 4712, 5870, 5890, 11153, 11740, 11780, 18197, 22306, 23480, 23560, 36394, 44612, 55765, 72788, 89224, 90985, 111530, 145576, 181970, 223060, 345743, 363940, 446120, 691486, 727880, 1382972, 1728715, 2765944, 3457430, 6914860, 13829720]

約数ペア:

[(1, 13829720), (2, 6914860), (4, 3457430), (5, 2765944), (8, 1728715), (10, 1382972), (19, 727880), (20, 691486), (31, 446120), (38, 363940), (40, 345743), (62, 223060), (76, 181970), (95, 145576), (124, 111530), (152, 90985), (155, 89224), (190, 72788), (248, 55765), (310, 44612), (380, 36394), (587, 23560), (589, 23480), (620, 22306), (760, 18197), (1174, 11780), (1178, 11740), (1240, 11153), (2348, 5890), (2356, 5870), (2935, 4712), (2945, 4696)]