4252720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 10847520

約数和(自身を除く): 6594800

約数列:

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

約数ペア:

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