20213400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 63835200

約数和(自身を除く): 43621800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 59, 60, 75, 100, 118, 120, 150, 177, 200, 236, 295, 300, 354, 472, 571, 590, 600, 708, 885, 1142, 1180, 1416, 1475, 1713, 1770, 2284, 2360, 2855, 2950, 3426, 3540, 4425, 4568, 5710, 5900, 6852, 7080, 8565, 8850, 11420, 11800, 13704, 14275, 17130, 17700, 22840, 28550, 33689, 34260, 35400, 42825, 57100, 67378, 68520, 85650, 101067, 114200, 134756, 168445, 171300, 202134, 269512, 336890, 342600, 404268, 505335, 673780, 808536, 842225, 1010670, 1347560, 1684450, 2021340, 2526675, 3368900, 4042680, 5053350, 6737800, 10106700, 20213400]

約数ペア:

[(1, 20213400), (2, 10106700), (3, 6737800), (4, 5053350), (5, 4042680), (6, 3368900), (8, 2526675), (10, 2021340), (12, 1684450), (15, 1347560), (20, 1010670), (24, 842225), (25, 808536), (30, 673780), (40, 505335), (50, 404268), (59, 342600), (60, 336890), (75, 269512), (100, 202134), (118, 171300), (120, 168445), (150, 134756), (177, 114200), (200, 101067), (236, 85650), (295, 68520), (300, 67378), (354, 57100), (472, 42825), (571, 35400), (590, 34260), (600, 33689), (708, 28550), (885, 22840), (1142, 17700), (1180, 17130), (1416, 14275), (1475, 13704), (1713, 11800), (1770, 11420), (2284, 8850), (2360, 8565), (2855, 7080), (2950, 6852), (3426, 5900), (3540, 5710), (4425, 4568)]