16251013460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1996439}}^1$

素因数の和:1996496

約数の個数: 48

約数和(自身を含む): 38235818880

約数和(自身を除く): 21984805420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 1996439, 3992878, 7985756, 9982195, 19964390, 21960829, 39928780, 43921658, 73868243, 87843316, 109804145, 147736486, 219608290, 295472972, 369341215, 439216580, 738682430, 812550673, 1477364860, 1625101346, 3250202692, 4062753365, 8125506730, 16251013460]

約数ペア:

[(1, 16251013460), (2, 8125506730), (4, 4062753365), (5, 3250202692), (10, 1625101346), (11, 1477364860), (20, 812550673), (22, 738682430), (37, 439216580), (44, 369341215), (55, 295472972), (74, 219608290), (110, 147736486), (148, 109804145), (185, 87843316), (220, 73868243), (370, 43921658), (407, 39928780), (740, 21960829), (814, 19964390), (1628, 9982195), (2035, 7985756), (4070, 3992878), (8140, 1996439)]