2000314240

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{44021}}^1$

素因数の和:44111

約数の個数: 64

約数和(自身を含む): 4849463520

約数和(自身を除く): 2849149280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 22720, 44021, 45440, 88042, 176084, 220105, 352168, 440210, 704336, 880420, 1408672, 1760840, 2817344, 3125491, 3521680, 5634688, 6250982, 7043360, 12501964, 14086720, 15627455, 25003928, 28173440, 31254910, 50007856, 62509820, 100015712, 125019640, 200031424, 250039280, 400062848, 500078560, 1000157120, 2000314240]

約数ペア:

[(1, 2000314240), (2, 1000157120), (4, 500078560), (5, 400062848), (8, 250039280), (10, 200031424), (16, 125019640), (20, 100015712), (32, 62509820), (40, 50007856), (64, 31254910), (71, 28173440), (80, 25003928), (128, 15627455), (142, 14086720), (160, 12501964), (284, 7043360), (320, 6250982), (355, 5634688), (568, 3521680), (640, 3125491), (710, 2817344), (1136, 1760840), (1420, 1408672), (2272, 880420), (2840, 704336), (4544, 440210), (5680, 352168), (9088, 220105), (11360, 176084), (22720, 88042), (44021, 45440)]