236987420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{4591}}^1$

素因数の和:4718

約数の個数: 48

約数和(自身を含む): 520732800

約数和(自身を除く): 283745380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1780, 2581, 4591, 5162, 9182, 10324, 12905, 18364, 22955, 25810, 45910, 51620, 91820, 133139, 266278, 408599, 532556, 665695, 817198, 1331390, 1634396, 2042995, 2662780, 4085990, 8171980, 11849371, 23698742, 47397484, 59246855, 118493710, 236987420]

約数ペア:

[(1, 236987420), (2, 118493710), (4, 59246855), (5, 47397484), (10, 23698742), (20, 11849371), (29, 8171980), (58, 4085990), (89, 2662780), (116, 2042995), (145, 1634396), (178, 1331390), (290, 817198), (356, 665695), (445, 532556), (580, 408599), (890, 266278), (1780, 133139), (2581, 91820), (4591, 51620), (5162, 45910), (9182, 25810), (10324, 22955), (12905, 18364)]