19898400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8291}}^1$

素因数の和:8314

約数の個数: 72

約数和(自身を含む): 64777104

約数和(自身を除く): 44878704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8291, 16582, 24873, 33164, 41455, 49746, 66328, 82910, 99492, 124365, 132656, 165820, 198984, 207275, 248730, 265312, 331640, 397968, 414550, 497460, 621825, 663280, 795936, 829100, 994920, 1243650, 1326560, 1658200, 1989840, 2487300, 3316400, 3979680, 4974600, 6632800, 9949200, 19898400]

約数ペア:

[(1, 19898400), (2, 9949200), (3, 6632800), (4, 4974600), (5, 3979680), (6, 3316400), (8, 2487300), (10, 1989840), (12, 1658200), (15, 1326560), (16, 1243650), (20, 994920), (24, 829100), (25, 795936), (30, 663280), (32, 621825), (40, 497460), (48, 414550), (50, 397968), (60, 331640), (75, 265312), (80, 248730), (96, 207275), (100, 198984), (120, 165820), (150, 132656), (160, 124365), (200, 99492), (240, 82910), (300, 66328), (400, 49746), (480, 41455), (600, 33164), (800, 24873), (1200, 16582), (2400, 8291)]