4020720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1523}}^1$

素因数の和:1550

約数の個数: 80

約数和(自身を含む): 13606272

約数和(自身を除く): 9585552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 1523, 2640, 3046, 4569, 6092, 7615, 9138, 12184, 15230, 16753, 18276, 22845, 24368, 30460, 33506, 36552, 45690, 50259, 60920, 67012, 73104, 83765, 91380, 100518, 121840, 134024, 167530, 182760, 201036, 251295, 268048, 335060, 365520, 402072, 502590, 670120, 804144, 1005180, 1340240, 2010360, 4020720]

約数ペア:

[(1, 4020720), (2, 2010360), (3, 1340240), (4, 1005180), (5, 804144), (6, 670120), (8, 502590), (10, 402072), (11, 365520), (12, 335060), (15, 268048), (16, 251295), (20, 201036), (22, 182760), (24, 167530), (30, 134024), (33, 121840), (40, 100518), (44, 91380), (48, 83765), (55, 73104), (60, 67012), (66, 60920), (80, 50259), (88, 45690), (110, 36552), (120, 33506), (132, 30460), (165, 24368), (176, 22845), (220, 18276), (240, 16753), (264, 15230), (330, 12184), (440, 9138), (528, 7615), (660, 6092), (880, 4569), (1320, 3046), (1523, 2640)]