20964400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3083}}^1$

素因数の和:3118

約数の個数: 60

約数和(自身を含む): 53347032

約数和(自身を除く): 32382632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3083, 3400, 6166, 6800, 12332, 15415, 24664, 30830, 49328, 52411, 61660, 77075, 104822, 123320, 154150, 209644, 246640, 262055, 308300, 419288, 524110, 616600, 838576, 1048220, 1233200, 1310275, 2096440, 2620550, 4192880, 5241100, 10482200, 20964400]

約数ペア:

[(1, 20964400), (2, 10482200), (4, 5241100), (5, 4192880), (8, 2620550), (10, 2096440), (16, 1310275), (17, 1233200), (20, 1048220), (25, 838576), (34, 616600), (40, 524110), (50, 419288), (68, 308300), (80, 262055), (85, 246640), (100, 209644), (136, 154150), (170, 123320), (200, 104822), (272, 77075), (340, 61660), (400, 52411), (425, 49328), (680, 30830), (850, 24664), (1360, 15415), (1700, 12332), (3083, 6800), (3400, 6166)]