19580491300

素因数分解:

$2^2\times 5^2\times {\mathrm{2689}}^1\times {\mathrm{72817}}^1$

素因数の和:75520

約数の個数: 36

約数和(自身を含む): 42506051140

約数和(自身を除く): 22925559840

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2689, 5378, 10756, 13445, 26890, 53780, 67225, 72817, 134450, 145634, 268900, 291268, 364085, 728170, 1456340, 1820425, 3640850, 7281700, 195804913, 391609826, 783219652, 979024565, 1958049130, 3916098260, 4895122825, 9790245650, 19580491300]

約数ペア:

[(1, 19580491300), (2, 9790245650), (4, 4895122825), (5, 3916098260), (10, 1958049130), (20, 979024565), (25, 783219652), (50, 391609826), (100, 195804913), (2689, 7281700), (5378, 3640850), (10756, 1820425), (13445, 1456340), (26890, 728170), (53780, 364085), (67225, 291268), (72817, 268900), (134450, 145634)]