2140996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 4656960

約数和(自身を除く): 2515964

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 197, 209, 247, 286, 394, 418, 494, 572, 788, 836, 988, 2167, 2561, 2717, 3743, 4334, 5122, 5434, 7486, 8668, 10244, 10868, 14972, 28171, 41173, 48659, 56342, 82346, 97318, 112684, 164692, 194636, 535249, 1070498, 2140996]

約数ペア:

[(1, 2140996), (2, 1070498), (4, 535249), (11, 194636), (13, 164692), (19, 112684), (22, 97318), (26, 82346), (38, 56342), (44, 48659), (52, 41173), (76, 28171), (143, 14972), (197, 10868), (209, 10244), (247, 8668), (286, 7486), (394, 5434), (418, 5122), (494, 4334), (572, 3743), (788, 2717), (836, 2561), (988, 2167)]