4561900

素因数分解:

$2^2\times 5^2\times 7^4\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 90

約数和(自身を含む): 12156340

約数和(自身を除く): 7594440

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 343, 350, 380, 475, 490, 532, 665, 686, 700, 931, 950, 980, 1225, 1330, 1372, 1715, 1862, 1900, 2401, 2450, 2660, 3325, 3430, 3724, 4655, 4802, 4900, 6517, 6650, 6860, 8575, 9310, 9604, 12005, 13034, 13300, 17150, 18620, 23275, 24010, 26068, 32585, 34300, 45619, 46550, 48020, 60025, 65170, 91238, 93100, 120050, 130340, 162925, 182476, 228095, 240100, 325850, 456190, 651700, 912380, 1140475, 2280950, 4561900]

約数ペア:

[(1, 4561900), (2, 2280950), (4, 1140475), (5, 912380), (7, 651700), (10, 456190), (14, 325850), (19, 240100), (20, 228095), (25, 182476), (28, 162925), (35, 130340), (38, 120050), (49, 93100), (50, 91238), (70, 65170), (76, 60025), (95, 48020), (98, 46550), (100, 45619), (133, 34300), (140, 32585), (175, 26068), (190, 24010), (196, 23275), (245, 18620), (266, 17150), (343, 13300), (350, 13034), (380, 12005), (475, 9604), (490, 9310), (532, 8575), (665, 6860), (686, 6650), (700, 6517), (931, 4900), (950, 4802), (980, 4655), (1225, 3724), (1330, 3430), (1372, 3325), (1715, 2660), (1862, 2450), (1900, 2401)]