22031320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 53071200

約数和(自身を除く): 31039880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 179, 181, 340, 358, 362, 680, 716, 724, 895, 905, 1432, 1448, 1790, 1810, 3043, 3077, 3580, 3620, 6086, 6154, 7160, 7240, 12172, 12308, 15215, 15385, 24344, 24616, 30430, 30770, 32399, 60860, 61540, 64798, 121720, 123080, 129596, 161995, 259192, 323990, 550783, 647980, 1101566, 1295960, 2203132, 2753915, 4406264, 5507830, 11015660, 22031320]

約数ペア:

[(1, 22031320), (2, 11015660), (4, 5507830), (5, 4406264), (8, 2753915), (10, 2203132), (17, 1295960), (20, 1101566), (34, 647980), (40, 550783), (68, 323990), (85, 259192), (136, 161995), (170, 129596), (179, 123080), (181, 121720), (340, 64798), (358, 61540), (362, 60860), (680, 32399), (716, 30770), (724, 30430), (895, 24616), (905, 24344), (1432, 15385), (1448, 15215), (1790, 12308), (1810, 12172), (3043, 7240), (3077, 7160), (3580, 6154), (3620, 6086)]