4815800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 12369000

約数和(自身を除く): 7553200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 199, 200, 220, 242, 275, 398, 440, 484, 550, 605, 796, 968, 995, 1100, 1210, 1592, 1990, 2189, 2200, 2420, 3025, 3980, 4378, 4840, 4975, 6050, 7960, 8756, 9950, 10945, 12100, 17512, 19900, 21890, 24079, 24200, 39800, 43780, 48158, 54725, 87560, 96316, 109450, 120395, 192632, 218900, 240790, 437800, 481580, 601975, 963160, 1203950, 2407900, 4815800]

約数ペア:

[(1, 4815800), (2, 2407900), (4, 1203950), (5, 963160), (8, 601975), (10, 481580), (11, 437800), (20, 240790), (22, 218900), (25, 192632), (40, 120395), (44, 109450), (50, 96316), (55, 87560), (88, 54725), (100, 48158), (110, 43780), (121, 39800), (199, 24200), (200, 24079), (220, 21890), (242, 19900), (275, 17512), (398, 12100), (440, 10945), (484, 9950), (550, 8756), (605, 7960), (796, 6050), (968, 4975), (995, 4840), (1100, 4378), (1210, 3980), (1592, 3025), (1990, 2420), (2189, 2200)]