1972509136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{839}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 4199731200

約数和(自身を除く): 2227222064

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 127, 178, 208, 254, 356, 508, 712, 839, 1016, 1157, 1424, 1651, 1678, 2032, 2314, 3302, 3356, 4628, 6604, 6712, 9256, 10907, 11303, 13208, 13424, 18512, 21814, 22606, 26416, 43628, 45212, 74671, 87256, 90424, 106553, 146939, 149342, 174512, 180848, 213106, 293878, 298684, 426212, 587756, 597368, 852424, 970723, 1175512, 1194736, 1385189, 1704848, 1941446, 2351024, 2770378, 3882892, 5540756, 7765784, 9483217, 11081512, 15531568, 18966434, 22163024, 37932868, 75865736, 123281821, 151731472, 246563642, 493127284, 986254568, 1972509136]

約数ペア:

[(1, 1972509136), (2, 986254568), (4, 493127284), (8, 246563642), (13, 151731472), (16, 123281821), (26, 75865736), (52, 37932868), (89, 22163024), (104, 18966434), (127, 15531568), (178, 11081512), (208, 9483217), (254, 7765784), (356, 5540756), (508, 3882892), (712, 2770378), (839, 2351024), (1016, 1941446), (1157, 1704848), (1424, 1385189), (1651, 1194736), (1678, 1175512), (2032, 970723), (2314, 852424), (3302, 597368), (3356, 587756), (4628, 426212), (6604, 298684), (6712, 293878), (9256, 213106), (10907, 180848), (11303, 174512), (13208, 149342), (13424, 146939), (18512, 106553), (21814, 90424), (22606, 87256), (26416, 74671), (43628, 45212)]