44440720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 112211568

約数和(自身を除く): 67770848

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, 410, 656, 680, 697, 797, 820, 1360, 1394, 1594, 1640, 2788, 3188, 3280, 3485, 3985, 5576, 6376, 6970, 7970, 11152, 12752, 13549, 13940, 15940, 27098, 27880, 31880, 32677, 54196, 55760, 63760, 65354, 67745, 108392, 130708, 135490, 163385, 216784, 261416, 270980, 326770, 522832, 541960, 555509, 653540, 1083920, 1111018, 1307080, 2222036, 2614160, 2777545, 4444072, 5555090, 8888144, 11110180, 22220360, 44440720]

約数ペア:

[(1, 44440720), (2, 22220360), (4, 11110180), (5, 8888144), (8, 5555090), (10, 4444072), (16, 2777545), (17, 2614160), (20, 2222036), (34, 1307080), (40, 1111018), (41, 1083920), (68, 653540), (80, 555509), (82, 541960), (85, 522832), (136, 326770), (164, 270980), (170, 261416), (205, 216784), (272, 163385), (328, 135490), (340, 130708), (410, 108392), (656, 67745), (680, 65354), (697, 63760), (797, 55760), (820, 54196), (1360, 32677), (1394, 31880), (1594, 27880), (1640, 27098), (2788, 15940), (3188, 13940), (3280, 13549), (3485, 12752), (3985, 11152), (5576, 7970), (6376, 6970)]