4490720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 12192768

約数和(自身を除く): 7702048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 127, 130, 136, 160, 170, 208, 221, 254, 260, 272, 340, 416, 442, 508, 520, 544, 635, 680, 884, 1016, 1040, 1105, 1270, 1360, 1651, 1768, 2032, 2080, 2159, 2210, 2540, 2720, 3302, 3536, 4064, 4318, 4420, 5080, 6604, 7072, 8255, 8636, 8840, 10160, 10795, 13208, 16510, 17272, 17680, 20320, 21590, 26416, 28067, 33020, 34544, 35360, 43180, 52832, 56134, 66040, 69088, 86360, 112268, 132080, 140335, 172720, 224536, 264160, 280670, 345440, 449072, 561340, 898144, 1122680, 2245360, 4490720]

約数ペア:

[(1, 4490720), (2, 2245360), (4, 1122680), (5, 898144), (8, 561340), (10, 449072), (13, 345440), (16, 280670), (17, 264160), (20, 224536), (26, 172720), (32, 140335), (34, 132080), (40, 112268), (52, 86360), (65, 69088), (68, 66040), (80, 56134), (85, 52832), (104, 43180), (127, 35360), (130, 34544), (136, 33020), (160, 28067), (170, 26416), (208, 21590), (221, 20320), (254, 17680), (260, 17272), (272, 16510), (340, 13208), (416, 10795), (442, 10160), (508, 8840), (520, 8636), (544, 8255), (635, 7072), (680, 6604), (884, 5080), (1016, 4420), (1040, 4318), (1105, 4064), (1270, 3536), (1360, 3302), (1651, 2720), (1768, 2540), (2032, 2210), (2080, 2159)]