2636703320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1\times {\mathrm{1847}}^1$

素因数の和:2348

約数の個数: 64

約数和(自身を含む): 6017457600

約数和(自身を除く): 3380754280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 401, 445, 712, 802, 890, 1604, 1780, 1847, 2005, 3208, 3560, 3694, 4010, 7388, 8020, 9235, 14776, 16040, 18470, 35689, 36940, 71378, 73880, 142756, 164383, 178445, 285512, 328766, 356890, 657532, 713780, 740647, 821915, 1315064, 1427560, 1481294, 1643830, 2962588, 3287660, 3703235, 5925176, 6575320, 7406470, 14812940, 29625880, 65917583, 131835166, 263670332, 329587915, 527340664, 659175830, 1318351660, 2636703320]

約数ペア:

[(1, 2636703320), (2, 1318351660), (4, 659175830), (5, 527340664), (8, 329587915), (10, 263670332), (20, 131835166), (40, 65917583), (89, 29625880), (178, 14812940), (356, 7406470), (401, 6575320), (445, 5925176), (712, 3703235), (802, 3287660), (890, 2962588), (1604, 1643830), (1780, 1481294), (1847, 1427560), (2005, 1315064), (3208, 821915), (3560, 740647), (3694, 713780), (4010, 657532), (7388, 356890), (8020, 328766), (9235, 285512), (14776, 178445), (16040, 164383), (18470, 142756), (35689, 73880), (36940, 71378)]