4201998220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1907}}^1\times {\mathrm{15739}}^1$

素因数の和:17662

約数の個数: 48

約数和(自身を含む): 10090725120

約数和(自身を除く): 5888726900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1907, 3814, 7628, 9535, 13349, 15739, 19070, 26698, 31478, 38140, 53396, 62956, 66745, 78695, 110173, 133490, 157390, 220346, 266980, 314780, 440692, 550865, 1101730, 2203460, 30014273, 60028546, 120057092, 150071365, 210099911, 300142730, 420199822, 600285460, 840399644, 1050499555, 2100999110, 4201998220]

約数ペア:

[(1, 4201998220), (2, 2100999110), (4, 1050499555), (5, 840399644), (7, 600285460), (10, 420199822), (14, 300142730), (20, 210099911), (28, 150071365), (35, 120057092), (70, 60028546), (140, 30014273), (1907, 2203460), (3814, 1101730), (7628, 550865), (9535, 440692), (13349, 314780), (15739, 266980), (19070, 220346), (26698, 157390), (31478, 133490), (38140, 110173), (53396, 78695), (62956, 66745)]