3819880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 9234000

約数和(自身を除く): 5414120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 89, 116, 145, 148, 178, 185, 232, 290, 296, 356, 370, 445, 580, 712, 740, 890, 1073, 1160, 1480, 1780, 2146, 2581, 3293, 3560, 4292, 5162, 5365, 6586, 8584, 10324, 10730, 12905, 13172, 16465, 20648, 21460, 25810, 26344, 32930, 42920, 51620, 65860, 95497, 103240, 131720, 190994, 381988, 477485, 763976, 954970, 1909940, 3819880]

約数ペア:

[(1, 3819880), (2, 1909940), (4, 954970), (5, 763976), (8, 477485), (10, 381988), (20, 190994), (29, 131720), (37, 103240), (40, 95497), (58, 65860), (74, 51620), (89, 42920), (116, 32930), (145, 26344), (148, 25810), (178, 21460), (185, 20648), (232, 16465), (290, 13172), (296, 12905), (356, 10730), (370, 10324), (445, 8584), (580, 6586), (712, 5365), (740, 5162), (890, 4292), (1073, 3560), (1160, 3293), (1480, 2581), (1780, 2146)]