20189703780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{99349}}^1$

素因数の和:100493

約数の個数: 72

約数和(自身を含む): 61296963000

約数和(自身を除く): 41107259220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1129, 2258, 3387, 4516, 5645, 6774, 10161, 11290, 13548, 16935, 20322, 22580, 33870, 40644, 50805, 67740, 99349, 101610, 198698, 203220, 298047, 397396, 496745, 596094, 894141, 993490, 1192188, 1490235, 1788282, 1986980, 2980470, 3576564, 4470705, 5960940, 8941410, 17882820, 112165021, 224330042, 336495063, 448660084, 560825105, 672990126, 1009485189, 1121650210, 1345980252, 1682475315, 2018970378, 2243300420, 3364950630, 4037940756, 5047425945, 6729901260, 10094851890, 20189703780]

約数ペア:

[(1, 20189703780), (2, 10094851890), (3, 6729901260), (4, 5047425945), (5, 4037940756), (6, 3364950630), (9, 2243300420), (10, 2018970378), (12, 1682475315), (15, 1345980252), (18, 1121650210), (20, 1009485189), (30, 672990126), (36, 560825105), (45, 448660084), (60, 336495063), (90, 224330042), (180, 112165021), (1129, 17882820), (2258, 8941410), (3387, 5960940), (4516, 4470705), (5645, 3576564), (6774, 2980470), (10161, 1986980), (11290, 1788282), (13548, 1490235), (16935, 1192188), (20322, 993490), (22580, 894141), (33870, 596094), (40644, 496745), (50805, 397396), (67740, 298047), (99349, 203220), (101610, 198698)]