20194178340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{658649}}^1$

素因数の和:658741

約数の個数: 96

約数和(自身を含む): 65506694400

約数和(自身を除く): 45312516060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 105, 140, 146, 210, 219, 292, 365, 420, 438, 511, 730, 876, 1022, 1095, 1460, 1533, 2044, 2190, 2555, 3066, 4380, 5110, 6132, 7665, 10220, 15330, 30660, 658649, 1317298, 1975947, 2634596, 3293245, 3951894, 4610543, 6586490, 7903788, 9221086, 9879735, 13172980, 13831629, 18442172, 19759470, 23052715, 27663258, 39518940, 46105430, 48081377, 55326516, 69158145, 92210860, 96162754, 138316290, 144244131, 192325508, 240406885, 276632580, 288488262, 336569639, 480813770, 576976524, 673139278, 721220655, 961627540, 1009708917, 1346278556, 1442441310, 1682848195, 2019417834, 2884882620, 3365696390, 4038835668, 5048544585, 6731392780, 10097089170, 20194178340]

約数ペア:

[(1, 20194178340), (2, 10097089170), (3, 6731392780), (4, 5048544585), (5, 4038835668), (6, 3365696390), (7, 2884882620), (10, 2019417834), (12, 1682848195), (14, 1442441310), (15, 1346278556), (20, 1009708917), (21, 961627540), (28, 721220655), (30, 673139278), (35, 576976524), (42, 480813770), (60, 336569639), (70, 288488262), (73, 276632580), (84, 240406885), (105, 192325508), (140, 144244131), (146, 138316290), (210, 96162754), (219, 92210860), (292, 69158145), (365, 55326516), (420, 48081377), (438, 46105430), (511, 39518940), (730, 27663258), (876, 23052715), (1022, 19759470), (1095, 18442172), (1460, 13831629), (1533, 13172980), (2044, 9879735), (2190, 9221086), (2555, 7903788), (3066, 6586490), (4380, 4610543), (5110, 3951894), (6132, 3293245), (7665, 2634596), (10220, 1975947), (15330, 1317298), (30660, 658649)]