12691400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 32140800

約数和(自身を除く): 19449400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 31, 40, 46, 50, 62, 89, 92, 100, 115, 124, 155, 178, 184, 200, 230, 248, 310, 356, 445, 460, 575, 620, 712, 713, 775, 890, 920, 1150, 1240, 1426, 1550, 1780, 2047, 2225, 2300, 2759, 2852, 3100, 3560, 3565, 4094, 4450, 4600, 5518, 5704, 6200, 7130, 8188, 8900, 10235, 11036, 13795, 14260, 16376, 17800, 17825, 20470, 22072, 27590, 28520, 35650, 40940, 51175, 55180, 63457, 68975, 71300, 81880, 102350, 110360, 126914, 137950, 142600, 204700, 253828, 275900, 317285, 409400, 507656, 551800, 634570, 1269140, 1586425, 2538280, 3172850, 6345700, 12691400]

約数ペア:

[(1, 12691400), (2, 6345700), (4, 3172850), (5, 2538280), (8, 1586425), (10, 1269140), (20, 634570), (23, 551800), (25, 507656), (31, 409400), (40, 317285), (46, 275900), (50, 253828), (62, 204700), (89, 142600), (92, 137950), (100, 126914), (115, 110360), (124, 102350), (155, 81880), (178, 71300), (184, 68975), (200, 63457), (230, 55180), (248, 51175), (310, 40940), (356, 35650), (445, 28520), (460, 27590), (575, 22072), (620, 20470), (712, 17825), (713, 17800), (775, 16376), (890, 14260), (920, 13795), (1150, 11036), (1240, 10235), (1426, 8900), (1550, 8188), (1780, 7130), (2047, 6200), (2225, 5704), (2300, 5518), (2759, 4600), (2852, 4450), (3100, 4094), (3560, 3565)]