19894200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 62674560

約数和(自身を除く): 42780360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 71, 75, 100, 120, 142, 150, 200, 213, 284, 300, 355, 426, 467, 568, 600, 710, 852, 934, 1065, 1401, 1420, 1704, 1775, 1868, 2130, 2335, 2802, 2840, 3550, 3736, 4260, 4670, 5325, 5604, 7005, 7100, 8520, 9340, 10650, 11208, 11675, 14010, 14200, 18680, 21300, 23350, 28020, 33157, 35025, 42600, 46700, 56040, 66314, 70050, 93400, 99471, 132628, 140100, 165785, 198942, 265256, 280200, 331570, 397884, 497355, 663140, 795768, 828925, 994710, 1326280, 1657850, 1989420, 2486775, 3315700, 3978840, 4973550, 6631400, 9947100, 19894200]

約数ペア:

[(1, 19894200), (2, 9947100), (3, 6631400), (4, 4973550), (5, 3978840), (6, 3315700), (8, 2486775), (10, 1989420), (12, 1657850), (15, 1326280), (20, 994710), (24, 828925), (25, 795768), (30, 663140), (40, 497355), (50, 397884), (60, 331570), (71, 280200), (75, 265256), (100, 198942), (120, 165785), (142, 140100), (150, 132628), (200, 99471), (213, 93400), (284, 70050), (300, 66314), (355, 56040), (426, 46700), (467, 42600), (568, 35025), (600, 33157), (710, 28020), (852, 23350), (934, 21300), (1065, 18680), (1401, 14200), (1420, 14010), (1704, 11675), (1775, 11208), (1868, 10650), (2130, 9340), (2335, 8520), (2802, 7100), (2840, 7005), (3550, 5604), (3736, 5325), (4260, 4670)]