1720380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 4917024

約数和(自身を除く): 3196644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 541, 636, 795, 1060, 1082, 1590, 1623, 2164, 2705, 3180, 3246, 5410, 6492, 8115, 10820, 16230, 28673, 32460, 57346, 86019, 114692, 143365, 172038, 286730, 344076, 430095, 573460, 860190, 1720380]

約数ペア:

[(1, 1720380), (2, 860190), (3, 573460), (4, 430095), (5, 344076), (6, 286730), (10, 172038), (12, 143365), (15, 114692), (20, 86019), (30, 57346), (53, 32460), (60, 28673), (106, 16230), (159, 10820), (212, 8115), (265, 6492), (318, 5410), (530, 3246), (541, 3180), (636, 2705), (795, 2164), (1060, 1623), (1082, 1590)]