8505440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 22044960

約数和(自身を除く): 13539520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 59, 68, 80, 85, 106, 118, 136, 160, 170, 212, 236, 265, 272, 295, 340, 424, 472, 530, 544, 590, 680, 848, 901, 944, 1003, 1060, 1180, 1360, 1696, 1802, 1888, 2006, 2120, 2360, 2720, 3127, 3604, 4012, 4240, 4505, 4720, 5015, 6254, 7208, 8024, 8480, 9010, 9440, 10030, 12508, 14416, 15635, 16048, 18020, 20060, 25016, 28832, 31270, 32096, 36040, 40120, 50032, 53159, 62540, 72080, 80240, 100064, 106318, 125080, 144160, 160480, 212636, 250160, 265795, 425272, 500320, 531590, 850544, 1063180, 1701088, 2126360, 4252720, 8505440]

約数ペア:

[(1, 8505440), (2, 4252720), (4, 2126360), (5, 1701088), (8, 1063180), (10, 850544), (16, 531590), (17, 500320), (20, 425272), (32, 265795), (34, 250160), (40, 212636), (53, 160480), (59, 144160), (68, 125080), (80, 106318), (85, 100064), (106, 80240), (118, 72080), (136, 62540), (160, 53159), (170, 50032), (212, 40120), (236, 36040), (265, 32096), (272, 31270), (295, 28832), (340, 25016), (424, 20060), (472, 18020), (530, 16048), (544, 15635), (590, 14416), (680, 12508), (848, 10030), (901, 9440), (944, 9010), (1003, 8480), (1060, 8024), (1180, 7208), (1360, 6254), (1696, 5015), (1802, 4720), (1888, 4505), (2006, 4240), (2120, 4012), (2360, 3604), (2720, 3127)]