20199051300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2171941}}^1$

素因数の和:2171989

約数の個数: 72

約数和(自身を含む): 60327860992

約数和(自身を除く): 40128809692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2325, 3100, 4650, 9300, 2171941, 4343882, 6515823, 8687764, 10859705, 13031646, 21719410, 26063292, 32579115, 43438820, 54298525, 65158230, 67330171, 108597050, 130316460, 134660342, 162895575, 201990513, 217194100, 269320684, 325791150, 336650855, 403981026, 651582300, 673301710, 807962052, 1009952565, 1346603420, 1683254275, 2019905130, 3366508550, 4039810260, 5049762825, 6733017100, 10099525650, 20199051300]

約数ペア:

[(1, 20199051300), (2, 10099525650), (3, 6733017100), (4, 5049762825), (5, 4039810260), (6, 3366508550), (10, 2019905130), (12, 1683254275), (15, 1346603420), (20, 1009952565), (25, 807962052), (30, 673301710), (31, 651582300), (50, 403981026), (60, 336650855), (62, 325791150), (75, 269320684), (93, 217194100), (100, 201990513), (124, 162895575), (150, 134660342), (155, 130316460), (186, 108597050), (300, 67330171), (310, 65158230), (372, 54298525), (465, 43438820), (620, 32579115), (775, 26063292), (930, 21719410), (1550, 13031646), (1860, 10859705), (2325, 8687764), (3100, 6515823), (4650, 4343882), (9300, 2171941)]