406548880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9643}}^1$

素因数の和:9704

約数の個数: 80

約数和(自身を含む): 1033219584

約数和(自身を除く): 626670704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 9643, 10540, 19286, 21080, 38572, 42160, 48215, 77144, 96430, 154288, 163931, 192860, 298933, 327862, 385720, 597866, 655724, 771440, 819655, 1195732, 1311448, 1494665, 1639310, 2391464, 2622896, 2989330, 3278620, 4782928, 5081861, 5978660, 6557240, 10163722, 11957320, 13114480, 20327444, 23914640, 25409305, 40654888, 50818610, 81309776, 101637220, 203274440, 406548880]

約数ペア:

[(1, 406548880), (2, 203274440), (4, 101637220), (5, 81309776), (8, 50818610), (10, 40654888), (16, 25409305), (17, 23914640), (20, 20327444), (31, 13114480), (34, 11957320), (40, 10163722), (62, 6557240), (68, 5978660), (80, 5081861), (85, 4782928), (124, 3278620), (136, 2989330), (155, 2622896), (170, 2391464), (248, 1639310), (272, 1494665), (310, 1311448), (340, 1195732), (496, 819655), (527, 771440), (620, 655724), (680, 597866), (1054, 385720), (1240, 327862), (1360, 298933), (2108, 192860), (2480, 163931), (2635, 154288), (4216, 96430), (5270, 77144), (8432, 48215), (9643, 42160), (10540, 38572), (19286, 21080)]