8130980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2876

約数の個数: 48

約数和(自身を含む): 20067264

約数和(自身を除く): 11936284

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2843, 2860, 5686, 11372, 14215, 28430, 31273, 36959, 56860, 62546, 73918, 125092, 147836, 156365, 184795, 312730, 369590, 406549, 625460, 739180, 813098, 1626196, 2032745, 4065490, 8130980]

約数ペア:

[(1, 8130980), (2, 4065490), (4, 2032745), (5, 1626196), (10, 813098), (11, 739180), (13, 625460), (20, 406549), (22, 369590), (26, 312730), (44, 184795), (52, 156365), (55, 147836), (65, 125092), (110, 73918), (130, 62546), (143, 56860), (220, 36959), (260, 31273), (286, 28430), (572, 14215), (715, 11372), (1430, 5686), (2843, 2860)]