1856271320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{4079}}^1$

素因数の和:4488

約数の個数: 64

約数和(自身を含む): 4324147200

約数和(自身を除く): 2467875880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 367, 620, 734, 1240, 1468, 1835, 2936, 3670, 4079, 7340, 8158, 11377, 14680, 16316, 20395, 22754, 32632, 40790, 45508, 56885, 81580, 91016, 113770, 126449, 163160, 227540, 252898, 455080, 505796, 632245, 1011592, 1264490, 1496993, 2528980, 2993986, 5057960, 5987972, 7484965, 11975944, 14969930, 29939860, 46406783, 59879720, 92813566, 185627132, 232033915, 371254264, 464067830, 928135660, 1856271320]

約数ペア:

[(1, 1856271320), (2, 928135660), (4, 464067830), (5, 371254264), (8, 232033915), (10, 185627132), (20, 92813566), (31, 59879720), (40, 46406783), (62, 29939860), (124, 14969930), (155, 11975944), (248, 7484965), (310, 5987972), (367, 5057960), (620, 2993986), (734, 2528980), (1240, 1496993), (1468, 1264490), (1835, 1011592), (2936, 632245), (3670, 505796), (4079, 455080), (7340, 252898), (8158, 227540), (11377, 163160), (14680, 126449), (16316, 113770), (20395, 91016), (22754, 81580), (32632, 56885), (40790, 45508)]