2040668210

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 4560192000

約数和(自身を除く): 2519523790

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 173, 181, 190, 245, 266, 343, 346, 362, 490, 665, 686, 865, 905, 931, 1211, 1267, 1330, 1715, 1730, 1810, 1862, 2422, 2534, 3287, 3430, 3439, 4655, 6055, 6335, 6517, 6574, 6878, 8477, 8869, 9310, 12110, 12670, 13034, 16435, 16954, 17195, 17738, 23009, 24073, 31313, 32585, 32870, 34390, 42385, 44345, 46018, 48146, 59339, 62083, 62626, 65170, 84770, 88690, 115045, 118678, 120365, 124166, 156565, 161063, 168511, 219191, 230090, 240730, 296695, 310415, 313130, 322126, 337022, 438382, 593390, 594947, 620830, 805315, 842555, 1095955, 1127441, 1179577, 1189894, 1534337, 1610630, 1685110, 2191910, 2254882, 2359154, 2974735, 3068674, 4164629, 5637205, 5897885, 5949470, 7671685, 8329258, 10740359, 11274410, 11795770, 15343370, 20823145, 21480718, 29152403, 41646290, 53701795, 58304806, 107403590, 145762015, 204066821, 291524030, 408133642, 1020334105, 2040668210]

約数ペア:

[(1, 2040668210), (2, 1020334105), (5, 408133642), (7, 291524030), (10, 204066821), (14, 145762015), (19, 107403590), (35, 58304806), (38, 53701795), (49, 41646290), (70, 29152403), (95, 21480718), (98, 20823145), (133, 15343370), (173, 11795770), (181, 11274410), (190, 10740359), (245, 8329258), (266, 7671685), (343, 5949470), (346, 5897885), (362, 5637205), (490, 4164629), (665, 3068674), (686, 2974735), (865, 2359154), (905, 2254882), (931, 2191910), (1211, 1685110), (1267, 1610630), (1330, 1534337), (1715, 1189894), (1730, 1179577), (1810, 1127441), (1862, 1095955), (2422, 842555), (2534, 805315), (3287, 620830), (3430, 594947), (3439, 593390), (4655, 438382), (6055, 337022), (6335, 322126), (6517, 313130), (6574, 310415), (6878, 296695), (8477, 240730), (8869, 230090), (9310, 219191), (12110, 168511), (12670, 161063), (13034, 156565), (16435, 124166), (16954, 120365), (17195, 118678), (17738, 115045), (23009, 88690), (24073, 84770), (31313, 65170), (32585, 62626), (32870, 62083), (34390, 59339), (42385, 48146), (44345, 46018)]