22805840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 57652560

約数和(自身を除く): 34846720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 409, 410, 656, 680, 697, 818, 820, 1360, 1394, 1636, 1640, 2045, 2788, 3272, 3280, 3485, 4090, 5576, 6544, 6953, 6970, 8180, 11152, 13906, 13940, 16360, 16769, 27812, 27880, 32720, 33538, 34765, 55624, 55760, 67076, 69530, 83845, 111248, 134152, 139060, 167690, 268304, 278120, 285073, 335380, 556240, 570146, 670760, 1140292, 1341520, 1425365, 2280584, 2850730, 4561168, 5701460, 11402920, 22805840]

約数ペア:

[(1, 22805840), (2, 11402920), (4, 5701460), (5, 4561168), (8, 2850730), (10, 2280584), (16, 1425365), (17, 1341520), (20, 1140292), (34, 670760), (40, 570146), (41, 556240), (68, 335380), (80, 285073), (82, 278120), (85, 268304), (136, 167690), (164, 139060), (170, 134152), (205, 111248), (272, 83845), (328, 69530), (340, 67076), (409, 55760), (410, 55624), (656, 34765), (680, 33538), (697, 32720), (818, 27880), (820, 27812), (1360, 16769), (1394, 16360), (1636, 13940), (1640, 13906), (2045, 11152), (2788, 8180), (3272, 6970), (3280, 6953), (3485, 6544), (4090, 5576)]