1994657860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{42859}}^1$

素因数の和:43060

約数の個数: 48

約数和(自身を含む): 4536302400

約数和(自身を除く): 2541644540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 2327, 3580, 4654, 9308, 11635, 23270, 42859, 46540, 85718, 171436, 214295, 428590, 557167, 857180, 1114334, 2228668, 2785835, 5571670, 7671761, 11143340, 15343522, 30687044, 38358805, 76717610, 99732893, 153435220, 199465786, 398931572, 498664465, 997328930, 1994657860]

約数ペア:

[(1, 1994657860), (2, 997328930), (4, 498664465), (5, 398931572), (10, 199465786), (13, 153435220), (20, 99732893), (26, 76717610), (52, 38358805), (65, 30687044), (130, 15343522), (179, 11143340), (260, 7671761), (358, 5571670), (716, 2785835), (895, 2228668), (1790, 1114334), (2327, 857180), (3580, 557167), (4654, 428590), (9308, 214295), (11635, 171436), (23270, 85718), (42859, 46540)]