2143443460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^2\times {\mathrm{331}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 4667112576

約数和(自身を除く): 2523669116

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 166, 188, 235, 331, 332, 415, 470, 662, 830, 940, 1324, 1655, 1660, 3310, 3901, 6620, 6889, 7802, 13778, 15557, 15604, 19505, 27473, 27556, 31114, 34445, 39010, 54946, 62228, 68890, 77785, 78020, 109892, 137365, 137780, 155570, 274730, 311140, 323783, 549460, 647566, 1291231, 1295132, 1618915, 2280259, 2582462, 3237830, 4560518, 5164924, 6456155, 6475660, 9121036, 11401295, 12912310, 22802590, 25824620, 45605180, 107172173, 214344346, 428688692, 535860865, 1071721730, 2143443460]

約数ペア:

[(1, 2143443460), (2, 1071721730), (4, 535860865), (5, 428688692), (10, 214344346), (20, 107172173), (47, 45605180), (83, 25824620), (94, 22802590), (166, 12912310), (188, 11401295), (235, 9121036), (331, 6475660), (332, 6456155), (415, 5164924), (470, 4560518), (662, 3237830), (830, 2582462), (940, 2280259), (1324, 1618915), (1655, 1295132), (1660, 1291231), (3310, 647566), (3901, 549460), (6620, 323783), (6889, 311140), (7802, 274730), (13778, 155570), (15557, 137780), (15604, 137365), (19505, 109892), (27473, 78020), (27556, 77785), (31114, 68890), (34445, 62228), (39010, 54946)]