1742940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 5529888

約数和(自身を除く): 3786948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 421, 460, 690, 828, 842, 1035, 1263, 1380, 1684, 2070, 2105, 2526, 3789, 4140, 4210, 5052, 6315, 7578, 8420, 9683, 12630, 15156, 18945, 19366, 25260, 29049, 37890, 38732, 48415, 58098, 75780, 87147, 96830, 116196, 145245, 174294, 193660, 290490, 348588, 435735, 580980, 871470, 1742940]

約数ペア:

[(1, 1742940), (2, 871470), (3, 580980), (4, 435735), (5, 348588), (6, 290490), (9, 193660), (10, 174294), (12, 145245), (15, 116196), (18, 96830), (20, 87147), (23, 75780), (30, 58098), (36, 48415), (45, 38732), (46, 37890), (60, 29049), (69, 25260), (90, 19366), (92, 18945), (115, 15156), (138, 12630), (180, 9683), (207, 8420), (230, 7578), (276, 6315), (345, 5052), (414, 4210), (421, 4140), (460, 3789), (690, 2526), (828, 2105), (842, 2070), (1035, 1684), (1263, 1380)]