16117140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20663}}^1$

素因数の和:20688

約数の個数: 48

約数和(自身を含む): 48601728

約数和(自身を除く): 32484588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 20663, 41326, 61989, 82652, 103315, 123978, 206630, 247956, 268619, 309945, 413260, 537238, 619890, 805857, 1074476, 1239780, 1343095, 1611714, 2686190, 3223428, 4029285, 5372380, 8058570, 16117140]

約数ペア:

[(1, 16117140), (2, 8058570), (3, 5372380), (4, 4029285), (5, 3223428), (6, 2686190), (10, 1611714), (12, 1343095), (13, 1239780), (15, 1074476), (20, 805857), (26, 619890), (30, 537238), (39, 413260), (52, 309945), (60, 268619), (65, 247956), (78, 206630), (130, 123978), (156, 103315), (195, 82652), (260, 61989), (390, 41326), (780, 20663)]