1258400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:55

約数の個数: 108

約数和(自身を含む): 3636486

約数和(自身を除く): 2378086

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 121, 130, 143, 160, 176, 200, 208, 220, 242, 260, 275, 286, 325, 352, 400, 416, 440, 484, 520, 550, 572, 605, 650, 715, 800, 880, 968, 1040, 1100, 1144, 1210, 1300, 1430, 1573, 1760, 1936, 2080, 2200, 2288, 2420, 2600, 2860, 3025, 3146, 3575, 3872, 4400, 4576, 4840, 5200, 5720, 6050, 6292, 7150, 7865, 8800, 9680, 10400, 11440, 12100, 12584, 14300, 15730, 19360, 22880, 24200, 25168, 28600, 31460, 39325, 48400, 50336, 57200, 62920, 78650, 96800, 114400, 125840, 157300, 251680, 314600, 629200, 1258400]

約数ペア:

[(1, 1258400), (2, 629200), (4, 314600), (5, 251680), (8, 157300), (10, 125840), (11, 114400), (13, 96800), (16, 78650), (20, 62920), (22, 57200), (25, 50336), (26, 48400), (32, 39325), (40, 31460), (44, 28600), (50, 25168), (52, 24200), (55, 22880), (65, 19360), (80, 15730), (88, 14300), (100, 12584), (104, 12100), (110, 11440), (121, 10400), (130, 9680), (143, 8800), (160, 7865), (176, 7150), (200, 6292), (208, 6050), (220, 5720), (242, 5200), (260, 4840), (275, 4576), (286, 4400), (325, 3872), (352, 3575), (400, 3146), (416, 3025), (440, 2860), (484, 2600), (520, 2420), (550, 2288), (572, 2200), (605, 2080), (650, 1936), (715, 1760), (800, 1573), (880, 1430), (968, 1300), (1040, 1210), (1100, 1144)]