30400000

素因数分解:

$2^9\times 5^5\times {\mathrm{19}}^1$

素因数の和:62

約数の個数: 120

約数和(自身を含む): 79916760

約数和(自身を除く): 49516760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 256, 304, 320, 380, 400, 475, 500, 512, 608, 625, 640, 760, 800, 950, 1000, 1216, 1250, 1280, 1520, 1600, 1900, 2000, 2375, 2432, 2500, 2560, 3040, 3125, 3200, 3800, 4000, 4750, 4864, 5000, 6080, 6250, 6400, 7600, 8000, 9500, 9728, 10000, 11875, 12160, 12500, 12800, 15200, 16000, 19000, 20000, 23750, 24320, 25000, 30400, 32000, 38000, 40000, 47500, 48640, 50000, 59375, 60800, 64000, 76000, 80000, 95000, 100000, 118750, 121600, 152000, 160000, 190000, 200000, 237500, 243200, 304000, 320000, 380000, 400000, 475000, 608000, 760000, 800000, 950000, 1216000, 1520000, 1600000, 1900000, 3040000, 3800000, 6080000, 7600000, 15200000, 30400000]

約数ペア:

[(1, 30400000), (2, 15200000), (4, 7600000), (5, 6080000), (8, 3800000), (10, 3040000), (16, 1900000), (19, 1600000), (20, 1520000), (25, 1216000), (32, 950000), (38, 800000), (40, 760000), (50, 608000), (64, 475000), (76, 400000), (80, 380000), (95, 320000), (100, 304000), (125, 243200), (128, 237500), (152, 200000), (160, 190000), (190, 160000), (200, 152000), (250, 121600), (256, 118750), (304, 100000), (320, 95000), (380, 80000), (400, 76000), (475, 64000), (500, 60800), (512, 59375), (608, 50000), (625, 48640), (640, 47500), (760, 40000), (800, 38000), (950, 32000), (1000, 30400), (1216, 25000), (1250, 24320), (1280, 23750), (1520, 20000), (1600, 19000), (1900, 16000), (2000, 15200), (2375, 12800), (2432, 12500), (2500, 12160), (2560, 11875), (3040, 10000), (3125, 9728), (3200, 9500), (3800, 8000), (4000, 7600), (4750, 6400), (4864, 6250), (5000, 6080)]