620574920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{2693}}^1$

素因数の和:3534

約数の個数: 64

約数和(自身を含む): 1598296320

約数和(自身を除く): 977721400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 823, 1646, 2693, 3292, 4115, 5386, 5761, 6584, 8230, 10772, 11522, 13465, 16460, 18851, 21544, 23044, 26930, 28805, 32920, 37702, 46088, 53860, 57610, 75404, 94255, 107720, 115220, 150808, 188510, 230440, 377020, 754040, 2216339, 4432678, 8865356, 11081695, 15514373, 17730712, 22163390, 31028746, 44326780, 62057492, 77571865, 88653560, 124114984, 155143730, 310287460, 620574920]

約数ペア:

[(1, 620574920), (2, 310287460), (4, 155143730), (5, 124114984), (7, 88653560), (8, 77571865), (10, 62057492), (14, 44326780), (20, 31028746), (28, 22163390), (35, 17730712), (40, 15514373), (56, 11081695), (70, 8865356), (140, 4432678), (280, 2216339), (823, 754040), (1646, 377020), (2693, 230440), (3292, 188510), (4115, 150808), (5386, 115220), (5761, 107720), (6584, 94255), (8230, 75404), (10772, 57610), (11522, 53860), (13465, 46088), (16460, 37702), (18851, 32920), (21544, 28805), (23044, 26930)]