4587440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 12561696

約数和(自身を除く): 7974256

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 401, 440, 520, 572, 715, 802, 880, 1040, 1144, 1430, 1604, 2005, 2288, 2860, 3208, 4010, 4411, 5213, 5720, 6416, 8020, 8822, 10426, 11440, 16040, 17644, 20852, 22055, 26065, 32080, 35288, 41704, 44110, 52130, 57343, 70576, 83408, 88220, 104260, 114686, 176440, 208520, 229372, 286715, 352880, 417040, 458744, 573430, 917488, 1146860, 2293720, 4587440]

約数ペア:

[(1, 4587440), (2, 2293720), (4, 1146860), (5, 917488), (8, 573430), (10, 458744), (11, 417040), (13, 352880), (16, 286715), (20, 229372), (22, 208520), (26, 176440), (40, 114686), (44, 104260), (52, 88220), (55, 83408), (65, 70576), (80, 57343), (88, 52130), (104, 44110), (110, 41704), (130, 35288), (143, 32080), (176, 26065), (208, 22055), (220, 20852), (260, 17644), (286, 16040), (401, 11440), (440, 10426), (520, 8822), (572, 8020), (715, 6416), (802, 5720), (880, 5213), (1040, 4411), (1144, 4010), (1430, 3208), (1604, 2860), (2005, 2288)]