28654440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2683}}^1$

素因数の和:2786

約数の個数: 64

約数和(自身を含む): 86961600

約数和(自身を除く): 58307160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 2683, 3560, 5340, 5366, 8049, 10680, 10732, 13415, 16098, 21464, 26830, 32196, 40245, 53660, 64392, 80490, 107320, 160980, 238787, 321960, 477574, 716361, 955148, 1193935, 1432722, 1910296, 2387870, 2865444, 3581805, 4775740, 5730888, 7163610, 9551480, 14327220, 28654440]

約数ペア:

[(1, 28654440), (2, 14327220), (3, 9551480), (4, 7163610), (5, 5730888), (6, 4775740), (8, 3581805), (10, 2865444), (12, 2387870), (15, 1910296), (20, 1432722), (24, 1193935), (30, 955148), (40, 716361), (60, 477574), (89, 321960), (120, 238787), (178, 160980), (267, 107320), (356, 80490), (445, 64392), (534, 53660), (712, 40245), (890, 32196), (1068, 26830), (1335, 21464), (1780, 16098), (2136, 13415), (2670, 10732), (2683, 10680), (3560, 8049), (5340, 5366)]