136406620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13723}}^1$

素因数の和:13810

約数の個数: 48

約数和(自身を含む): 332011008

約数和(自身を除く): 195604388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 13723, 27446, 54892, 68615, 96061, 137230, 192122, 274460, 384244, 480305, 960610, 974333, 1921220, 1948666, 3897332, 4871665, 6820331, 9743330, 13640662, 19486660, 27281324, 34101655, 68203310, 136406620]

約数ペア:

[(1, 136406620), (2, 68203310), (4, 34101655), (5, 27281324), (7, 19486660), (10, 13640662), (14, 9743330), (20, 6820331), (28, 4871665), (35, 3897332), (70, 1948666), (71, 1921220), (140, 974333), (142, 960610), (284, 480305), (355, 384244), (497, 274460), (710, 192122), (994, 137230), (1420, 96061), (1988, 68615), (2485, 54892), (4970, 27446), (9940, 13723)]