17898140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 43860096

約数和(自身を除く): 25961956

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 41, 46, 52, 65, 73, 82, 92, 115, 130, 146, 164, 205, 230, 260, 292, 299, 365, 410, 460, 533, 598, 730, 820, 943, 949, 1066, 1196, 1460, 1495, 1679, 1886, 1898, 2132, 2665, 2990, 2993, 3358, 3772, 3796, 4715, 4745, 5330, 5980, 5986, 6716, 8395, 9430, 9490, 10660, 11972, 12259, 14965, 16790, 18860, 18980, 21827, 24518, 29930, 33580, 38909, 43654, 49036, 59860, 61295, 68839, 77818, 87308, 109135, 122590, 137678, 155636, 194545, 218270, 245180, 275356, 344195, 389090, 436540, 688390, 778180, 894907, 1376780, 1789814, 3579628, 4474535, 8949070, 17898140]

約数ペア:

[(1, 17898140), (2, 8949070), (4, 4474535), (5, 3579628), (10, 1789814), (13, 1376780), (20, 894907), (23, 778180), (26, 688390), (41, 436540), (46, 389090), (52, 344195), (65, 275356), (73, 245180), (82, 218270), (92, 194545), (115, 155636), (130, 137678), (146, 122590), (164, 109135), (205, 87308), (230, 77818), (260, 68839), (292, 61295), (299, 59860), (365, 49036), (410, 43654), (460, 38909), (533, 33580), (598, 29930), (730, 24518), (820, 21827), (943, 18980), (949, 18860), (1066, 16790), (1196, 14965), (1460, 12259), (1495, 11972), (1679, 10660), (1886, 9490), (1898, 9430), (2132, 8395), (2665, 6716), (2990, 5986), (2993, 5980), (3358, 5330), (3772, 4745), (3796, 4715)]